EP0057114B1 - Verfahren und Vorrichtung zum Herstellen von elektrischen Kabelbäumen - Google Patents

Verfahren und Vorrichtung zum Herstellen von elektrischen Kabelbäumen Download PDF

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Publication number
EP0057114B1
EP0057114B1 EP82400024A EP82400024A EP0057114B1 EP 0057114 B1 EP0057114 B1 EP 0057114B1 EP 82400024 A EP82400024 A EP 82400024A EP 82400024 A EP82400024 A EP 82400024A EP 0057114 B1 EP0057114 B1 EP 0057114B1
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EP
European Patent Office
Prior art keywords
wire
jacket
installation
accordance
tube
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
Application number
EP82400024A
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English (en)
French (fr)
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EP0057114A3 (en
EP0057114A2 (de
Inventor
Jean-Pierre Fouchard
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Equipements Electriques Du Quercy SA
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Equipements Electriques Du Quercy SA
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Priority to AT82400024T priority Critical patent/ATE10241T1/de
Publication of EP0057114A2 publication Critical patent/EP0057114A2/de
Publication of EP0057114A3 publication Critical patent/EP0057114A3/fr
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Publication of EP0057114B1 publication Critical patent/EP0057114B1/de
Expired legal-status Critical Current

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    • 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
    • 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
    • H01B13/012—Apparatus or processes specially adapted for manufacturing conductors or cables for manufacturing wire harnesses

Definitions

  • the invention relates to a method for manufacturing electrical harnesses, in particular those intended for a wiring system with connection box and connection device of the type described in French patent application No. 80 17883 filed on August 13, 1980 (patent No. FR-A-2 488 743).
  • These electrical harnesses include a sheath, in which are housed one and generally several electrical wires, and a socket fixed to at least one of the ends of at least one of the above-mentioned electrical wires.
  • Each harness connects a connection box to the general power board or to a point of use such as an outlet or a lamp.
  • the harness socket is intended to cooperate with a connection grid mounted in the connection box.
  • the invention also relates to an installation for manufacturing such beams.
  • a process of this kind is known, according to which the sheath is chosen and cut to the desired length, it is transported to a threading station, then to another station in which connection plugs are fixed to the end of the wires.
  • An example of such a process is described in patent document FR-A-2 261 634.
  • the object of the invention is to remedy these drawbacks by proposing a method for manufacturing electrical harnesses which is faster and, within the framework of an at least partially automated manufacturing, allowing a reduction in the number of organs for handling. of the product.
  • the invention also relates to a method for manufacturing electrical harnesses comprising a sheath containing at least one wire comprising a conductive core surrounded by an electrically insulating coating, and a connection socket fixed near one end of the wire, this socket being of the kind in which it is the end of the core of the wire itself which is used as connection plug.
  • a sheath is selected, it is deployed and the desired length is cut, at least one wire is selected and it is introduced into the sheath, it is cut and the end is stripped.
  • this method is characterized in that before cutting and stripping the wire, the plug is fixed to it, and in that only then the wire is cut near the plug and the wire is stripped from 'A point located between the end of the wire thus formed and the socket.
  • this method it takes advantage of the fact that the wires are still held in the members making it possible to thread them into the sheath to fix the connection socket. This avoids having to transfer the sheath containing the wires to a specific station for fitting the sockets, which would require positioning the wires again in order to be able to fix the sockets to them.
  • the invention relates to an installation for manufacturing electrical harnesses, by applying the aforementioned method, these harnesses comprising a sheath containing at least one wire comprising a conductive core surrounded by an insulating coating, and a fixed connection socket. near one end of the wire, this socket being of the kind in which it is the end of the core of the wire itself which serves as a connection plug.
  • Document FR-A-2 307 388 describes an installation with two barrels, this installation plans to select a sheath and a wire intended to be introduced into the sheath, to cut the sheath, to introduce the wire into the sheath, to cut and strip the ends of the wires but without connecting plugs.
  • the installation comprises a barrel comprising a series of longitudinal tubes and means for rotating this barrel intermittently by fractions of a turn each at an angular distance separating two tubes from the barrel, so as to bring one of the ends of each tube successively opposite a sheath introduction station characterized in that the tubes are distributed angularly at the same distance from the axis, and that said means rotate the barrel so as to bring one of the ends of each tube successively opposite a threading station in the sheath, laying the plug and cutting and stripping the wire.
  • the beams, enclosed in the barrel tubes cannot deform during production.
  • This barrel allows them to pass easily from one station to another. All this is all the more simple as the method according to the invention makes it possible to limit these stations to the number of two.
  • This bundle comprises a sheath 1 in which two threads 2 made of are threaded a conductive core 3 embedded in an electrically insulating coating 4. At the end of the wires 2, is fixed a socket 6 common to these two wires.
  • the socket 6, described in detail in French patent 2488743 mentioned in the introduction to this description, comprises an upper half-body 6a snapped in with a lower half-body 6b, with the interposition of the wires 2.
  • the end of the wires 2 which projects from the socket 6, is stripped so that the cores 3 of the wires themselves constitute connection plugs for the socket 6.
  • the socket 6 can have up to three wires 2, or on the contrary include only one, as required, Bundles with four or more wires are also possible as long as the socket be sized accordingly.
  • the installation comprises a raised platform 7, on which are mounted coils 8 on which are wrapped sheaths such as the sheath 1.
  • Below the platform 7 are mounted coils 9 (in dotted lines) on which are wound electrical wires such as wire 2.
  • the coils 8 have their axis transverse to the direction of the unwinding of the sheaths 2, while the coils 9 have their axis in the direction of the unwinding.
  • This arrangement of the reels 9 makes it possible to unwind the wires 2 without rotating the reel, which reduces the traction required.
  • a station 11 for selecting, cutting the sheaths 1, and for introducing the sheath 1 selected in one of the tubes 12 of a rotary barrel 13.
  • the latter comprises for example six tubes 12, measuring each 12 meters in length, and joined at their ends and in their middle by three flanges 14.
  • the tubes 12 are angularly distributed around the axis of the barrel 13, all at the same distance from this axis.
  • the station 11 also comprises means 15 for guiding the sheaths 1a to 1e arriving from the coils 8, and for straightening them, otherwise their tendency to retain the curvature which they had on the coils 8 could be troublesome for the preparation of the beam.
  • the wires 2a to 2c are guided and straightened by a device 20 provided for this purpose at the entrance to the station 16.
  • the coils 8 and 9 which do not supply the stations 11 and 16 constitute a reserve of raw material.
  • the installation also includes a station for extracting the finished beams, not shown in FIG. 2.
  • the barrel 13 By rotation about its axis by means of a motor, the barrel 13 transfers each sheath threaded into one of the tubes 12, from the sheath introduction station 11 to the station 16 for threading the wires, then finally to the station d extraction of the completed beams.
  • the barrel 13 is rotated intermittently, by fractions of turns equal to the angular difference between two consecutive tubes 12.
  • the number of tubes 12 of the barrel 13 be greater than the number of stations in the installation.
  • the barrel 12, which comprises six tubes has only a rotation of 60 ° to be carried out between two successive stops, whereas it should rotate by 120 ° between two stops if it does not included that the minimum number of three tubes, equal to the number of workstations of the installation. This saves time between stops, which increases the profitability of the machine.
  • the additional tubes 12 make it possible to envisage adding additional stations to the installation.
  • a sheath 1 is introduced into a tube 12 and sawn to the desired length at station 11 , while wires 2 are threaded, provided with a plug 6, cut and stripped at station 16, and a finished bundle is extracted at the extraction station.
  • a programmable controller and a processor 17 control and coordinate the progress of the steps of the process in the installation, according to the products to be produced.
  • FIGS. 3 to 6 relate to the station 11 for selection, introduction and sawing of the sheath 1.
  • the five sheaths 1a, 1b, 1c, 1d, 1e available in a plate 18 are secured in place, in which the sheaths 1a to 1e are parallel to each other and each arranged at equal distance from the two neighboring sheaths .
  • the plate 18 is moved transversely to the sheaths 1a to 1e by rotating a pinion 19 meshing with a rack 21 fixed under the plate 18, so as to bring the sheath 1 chosen opposite the inlet of the tube 12 which is at this station.
  • a roller 22 is lowered using a jack 23, so as to slightly tighten the sheath 1 without crushing it between the treads, made of rubber or other good material. grip, the roller 22 and another roller 24, of parallel axis, coupled by a belt 26 to the output pulley 27 of an electric motor ( Figure 4).
  • the roller 24 is then rotated using the electric motor so as to push the desired length of sheath 1 into the tube 12.
  • the sheath 1 is given a slow speed (0.5 m / s) so as to facilitate the engagement of the sheath 1 in the tube 12, then we continue to push the sheath 1 at fast speed (2 m / s) and we return to slow speed a few moments before reaching the programmed sheath length.
  • a circular saw 28 is then directed transversely towards the sheath 1.
  • the saw 28 is connected to an electric motor, not shown. It is carried by a saw arm 29 articulated to the frame of the installation at a point 31. At a distance from point 31, the arm 29 is articulated to the rod of a jack 32 which makes it possible to give the saw 28 its movement towards the sheath 1 by pivoting the arm 29 around the point 31.
  • the arm 29 carries a stop 33 which, before the saw 28 has encountered the sheath 1, comes into contact with a lever 34 controlling locking means 36 of the sheath 1 in its tube 12.
  • This device blocking 36 one of which is associated with each tube 12, will be described in detail below.
  • the arm 29 is then brought back to the rest position, the device 36 remaining in the sheath blocking position 1.
  • the barrel 13 is then rotated to bring the sheath 1 to the station 16 for threading the wires.
  • the end 37 of the sheath 1 is placed on the heel 38 of a chute 39 carried by the frame of the installation at station 16, so that its narrowed outlet is directed towards the tubes 12 of the barrel 13.
  • the chute 39 is made in two parts, the lower part 40 being articulated along an axis perpendicular to the flange 14. At this stage, the lower part 40 is closed, as shown in solid lines in FIG. 7.
  • a shoe 41 fixed to the rod of a jack 42 is applied against the heel 38, so as to center with precision the end of the sheath 1 relative to the outlet of the trough 39, which is circular and narrower than the internal duct of the sheath 1.
  • the wires 2a, 2b, 2c are guided by a series of parallel conduits 43, narrowed on the side of the barrel 13, formed in a wire guide 44. Thanks to these conduits 43, the wires 2a, 2b are maintained between and 2c the spacing they have in a socket such as 6 when it is part of a bundle comprising three wires 2.
  • wires 2a and 2c are chosen, which are in the extreme position as in socket 6 in FIG. 1.
  • the selected wires 2 are then pushed towards the barrel 13 from pusher devices which, for each wire 2a, 2b, 2c, are similar to that shown in FIG. 4 for the sheath 1.
  • the pusher devices are mounted one behind the other instead of being side by side. These pusher devices are visible under the reference 45 in FIG. 2, which also shows their relative arrangement.
  • the selected wires 2 are thus pushed into corridors 46 (FIG. 8).
  • the section of these corridors 46 narrows towards the barrel 13 of. so as to further reduce the spacing between the wires 2.
  • the wires 2 penetrate into the trough 39 then into the sheath:.
  • wires 2 a relatively slow speed, for example 0.9 m / s, until they have entered sheath 1, then increase this speed to 1.8 m / s according to the same example, and to slow down when the desired length of son 2 is almost reached, so as to increase the precision over the length.
  • This length is chosen so as to be slightly greater than that of the sheath 1, so that the wires 2 protrude by about 10 cm at the two ends of the sheath 1.
  • the wires 2 are passed between the treads of a threading end wheel 47 with a fixed axis connected to an electric motor (FIG. 9), and an end wheel threading 48 with movable axis carried by the rod of a jack 49.
  • the jack 49 is in the retracted position, and the wheel 48 is therefore moved away from the wheel 47.
  • the upper plug half-body 6b is brought above the wires 2 and the plug half-body 6a.
  • the direction of movement G of the half-body 6b is perpendicular to the direction F and to the wires 2.
  • the upper grip half-body 6b is carried by a nylon pallet 50 having a rectangular opening 50a.
  • the half-body 6b is retained in the opening 50a by friction against the walls of the latter.
  • two opposite cutting and stripping blades 51, 52 are then directed towards the wires 2, between the wire guide 44 and the socket 6.
  • the blades 51, 52 have their edges perpendicular to the wires 2, but parallel to the plane formed by them. These blades are double and include a cutting blade 53 adjacent to the wire guide 44 and a stripping blade 54, shorter, adjacent to the socket 6.
  • the cutting blades 53 cut the wires 2 and intersect until the stripping blades 54 bite the insulating coating 4 of the wires 2, but without cutting into the core 3. At this stage, the travel of the blades 51, 52, then the end of threading wheel 47 is rotated.
  • this has the effect of attracting the grip 6 towards the barrel 13 while stripping the end of the wires 2 by retention between the blades 53 and 54 of the piece of insulating coating 4 which was there.
  • the movement of the wheel 47 is programmed to stop the movement of the grip 6 towards the barrel 13 at a precise point located upstream of the wheels 47 and 48.
  • the beam is thus terminated.
  • the cutting blades 53 and 54 are opened.
  • the jack 49 is retracted so as to release the wires 2 from the end-of-threading wheels 47, 48, the barrel 13 is started for a sixth of a turn.
  • the movement of the barrel 13, by mechanical action, opens the chute 39 and unlocks the locking device 36.
  • the beam is removed from the tube 12.
  • this extraction operation can also be mechanized.
  • FIGS. 14 and 15 recognize the various members of the sheath insertion station 11, described with reference to FIGS. 3 to 6.
  • the installation includes two pinions 19, while the plate 18 carries two parallel racks 21.
  • the two pinions 19, integral with one another, are connected by a toothed belt 56 and a clutch 57 at the outlet of a pneumatic actuator or rotary actuator 58.
  • This is for example of the type comprising two operating pistons in opposition and both leaving a rack meshing with a single output pinion.
  • the transmission ratio provided by the toothed belt 56, the pinion 19 and the rack 21 is such that a complete stroke of the actuator pistons makes it possible to move the plate 18 over a distance equivalent to the pitch which separates two sheaths in this plate .
  • the actuator 58 is subjected to several complete strokes back and forth, by engaging the clutch 57 when the actuator 58 goes in the direction desired for the plate 18, and by disengaging it otherwise.
  • This process controlled by the programmable controller, ensures that the plate 18 places the desired sheath 1 very precisely in front of the tube 12, even after a very large number of operations.
  • the installation comprises three pairs of wheels 22 and 24 in order to improve the adhesion of these wheels to the sheath 1.
  • One of the wheels 24 is driven directly by the belt 26, while the other wheels 24 are driven from the first, by secondary belts 59.
  • One of the wheels 22 carries an encoder disc (not shown), the periphery of which carries magnetic dots, for example fifty in number, intended to pass in front of a magnetic sensor when the wheels 22 are in rotation.
  • the number of magnetic points detected by the sensor corresponds to the length of sheath 1 unwound.
  • the automaton to which this information is transmitted, can thus control the deceleration, then, when the desired length for the sheath 1 is reached, the motor 61 to which the pulley 27 is coupled is disengaged and a brake acts on the latter.
  • the body of the jack 32 associated with the saw arm 29 carries an electric stop 62 on which the arm 29 abuts after having cut the sheath 1.
  • the stop 62 then controls an electro-valve so as to reverse the direction of feeding of the jack 32 , and therefore, to return the arm 29 to its rest position.
  • the blocking device 34 which, as mentioned above, blocks the sheath 1 in the tube 12 when the sawing arm 29 moves towards this sheath 1.
  • This device comprises a front socket 63 and a rear socket 64 forming two opposite flanges 66 and 67 between which a ring 68 is fixed.
  • the rear socket 64 is fixed to the flange 14 of the barrel 13 in the extension of the tube 12.
  • the ring 68 has four angularly distributed recesses 69 which extend radially from its central opening.
  • recesses 69 are clamped fingers 71 fitted with slides 72 provided with jaws 72, and each mounted between the arms, formed by rods 73, of a U-shaped jumper, the central part of which consists of a ball bearing 74, is intended to roll against a cam 76.
  • the rods 73 pass one between the ring 68 and the flange 66, the other between the ring 68 and the flange 67 by virtue of corresponding recesses 77 made in the ring 68 on each side of each radial recess 69.
  • a spring 78 is mounted between each finger 71 and the bottom of the radial recess 69 which contains it.
  • the cam 76 which is guided between the four pairs of rods 73, is free to rotate relative to the ring 68. It has four profiles each occupying approximately 40 ° of angle, and each intended to control one of the fingers 71 by means of bearings 74 and rods 73.
  • Each profile includes two stable positions marked by notches 79 and 81, separated from the axis of rotation of the cam 76 by a different distance, these notches being connected by a ramp 82.
  • the lever 34 is fixed to the cam 76. Furthermore, the fingers 71 perpendicular to each other are preferably slightly offset with respect to each other, so as to be able to slightly overlap in the locked position, as shown in FIGS. 16 and 18.
  • the lever 34 is in the position corresponding to FIGS. 17, 18 and at the bottom of FIG. 16, with the bearings 74 in the notches 79 furthest from the axis of the ring 68. In this position, the fingers 71 are retracted into their recesses 67 and the sheath 1 can freely penetrate the tube 12.
  • the passages 46 include a lower part 46a and a cover 46b.
  • the lanes 46 occupy the position shown in phantom in Figure 20.
  • the lower part 46a and the cover 46b can be removed from the operational area by means of articulated arms 81, 82 respectively, to assume the position. shown in solid lines.
  • the wire pushing devices 45 can comprise three pairs of wheels per wire, and, for each wire, can be analogous to the sheath pushing device represented in FIG. 15.
  • the measurement of the wire length can be made by means of disc-encoders, one per wire.
  • disc-encoders one per wire.
  • two encoder discs associated with two wires chosen at random from the three wires 2a to 2c, each bundle realized necessarily comprising one or the other of these two wires.
  • the lower plug half-body 6a is brought under the wires 2 by a support 83, made movable in vertical translation by means of a jack not shown.
  • the support 83 is shown in a position remote from the wires 2.
  • the support 83 is supplied with half-body 6a by means of a system of known type with bowl and vibrating rail.
  • This system comprises a bowl, animated by a jerky rotation whose flared side wall is shaped like a spiral ramp, opening onto a cornice forming the edge of the bowl, and connected to the support 83 by a descending rail whose calibrated width corresponds to that half-bodies.
  • the pallet 50 can be supplied with half-body 6b by means of a similar system, a small jack being however provided for engaging in the pallet 50 each half-body 6b arriving by the rail of the bowl system and vibrating rail.
  • a punch 84 mounted to the right of the support 83, ensures when the half-bodies 6a and 6b snap in.
  • the cutting and stripping blades 51 and 52 are fixed to shoes 86 mounted to slide on a column 87 fixed to the frame of the installation, laterally with respect to the path of the wires 2.
  • the blades 51 and 52 are each fixed to the rod of a respective jack not shown, with axis parallel to column 87.
  • the cutting blades 53 are shaped in such a way that the cutting blade 53 at the bottom comes in the course of cutting, between the blades 53 and 54 at the top.
  • the pieces of insulating coating 88 which remain after each stripping of the wires 2 of a bundle, systematically remain between the blades 53 and 54 at the bottom.
  • the installation comprises a plate (not shown), mounted to slide between these blades 53 and 54, to release the pieces 88 after each stripping, and a blower which simultaneously drives these pieces 88 out of the installation.
  • each flange 14 of the barrel 13 is rotatably mounted on two symmetrical rollers 89 carried by a fixed cradle 91.
  • the flanges 14 are connected together, in addition by the tubes 12, by a central axis 90 connected to a drive motor.
  • the installation also includes a fork 92 ( Figures 21 and 22), fixed to the rod of a jack 93 mounted vertically on the cradle 91 between the rollers 89.
  • the fork 92 is movable between a locking position in which one tubes 12 is engaged between the arms of this fork (FIG. 21), and a retracted position in which it allows the rotation of the barrel 13. This fork 92 goes into the blocking position each time the barrel 13 stops, so that it then ensure a fixed and determined angular position.
  • a stop 94 fixed to the ground supporting the installation, is placed on the path described by the levers 34 of the locking devices 36 when the barrel 13 passes them by rotation from the threading station 2 to the extraction station of the bundles completed.
  • the extraction station comprises an extraction roller 99 whose axis is movable between a rest position shown in solid lines in FIG. 23, and an extraction position in which it projects into the tube 12 , by a light 101 formed on each tube 12 opposite the light 98 of the roller 97.
  • the roller 99 is mounted on a frame 102 also carrying a pulley 103 intended to drive the roller 99 in rotation by means of a belt 104.
  • the pulley 103 is rotationally secured on the outlet axis 106 of a group geared motor 107.
  • a jack 108, the rod of which is articulated to the frame 102, makes it possible to pivot the frame 102 around the axis 106 so as to move the roller 99 between its two aforementioned extreme positions.
  • the sheath introduction station (FIG. 5) comprises a shutter 109 fixed to the rod of a jack 110, this shutter 109 having the purpose of closing the light 98 during the introduction of the sheath 1, to prevent it from abutting against the edges of the light 98, or even coming out of this light 98 instead of deploying in the tube 12.
  • the jack 108 pushes the latter against the sheath 1 in the lumen 101 of the tube 12, until the sheath 1 bears against the roller 97.
  • the roller 99 is then rotated by the geared motor group 107, and the beam exits the tube 12 by rolling on both the rollers 97 and 99.
  • the automaton controls the plate 18 to put the desired sheath opposite of the tube 12, depending on the series of products which has been programmed before the actual start-up of the installation.
  • the programmable automaton automatically puts the plate 18 in position allowing the use of this other sheath 1a, ... or 1st.
  • the automaton then controls the descent of the wheels 22.
  • the end of this descent triggers a time delay, at the end of which the motor 27 starts. It is thus ensured that there is no slip of the wheels 24 against the sheath 1.
  • the stopping of the motor 27 authorizes the starting of the motor of the saw 28, and the upward supply of the jack 32 used to operate the saw arm 29.
  • the machine 8 selects the wires 2a, 2b or 2c intended to be part of the bundle, and checks the agreement of the diameters of wires requested with those 2a, 2b, 2c available on the machine.
  • the lanes 46a and 46b close, which ensures a time delay at the end of which the pushing devices 45 associated with the wires 2a, 2b or 2c selected are supplied, the clutches of the clutch-brake systems of these devices stick and their brakes are applied. take off.
  • a time delay controls the stopping and opening of the latter as well as the simultaneous withdrawal of the cutting and stripping blades 51 and 52, and the movement of the barrel 13 for the next sixth of a turn mechanically controls the opening of the lower part 40 chute 39.
  • an order starts the geared motor group 107 and controls the raising of the frame 102.
  • a time delay keeps the frame 102 in a high position for a determined time, then lets it go back down up to its bottom dead center, a position detector then cuts off the supply to the geared motor group 107.
  • the aforementioned control is linked to the closing of a flap mounted at the exit of a tunnel which the completed beam passes through when leaving the tube 12.
  • One of the essential advantages of the method and of the installation in accordance with the invention is the speed with which the beams are produced.
  • Another essential advantage of the invention is that it makes it possible to manufacture series in which the beams are all different, as regards both the quality of the sheath, the combinations of wires, and the length of the beam. It suffices to program the automaton to indicate to it all the beams to be carried out successively for the same housing. This latitude allowed in manufacturing is very interesting because, in the same apartment, it is obvious that the electrical harnesses are of different lengths.
  • the invention therefore reconciles the particularly clever way of almost total automation and the unitary manufacture of the installations for direct packaging, without sorting or intermediate storage.
  • the bundles could comprise a single wire, or on the contrary a number of wires greater than three.

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Electrical Connectors (AREA)
  • Insulated Conductors (AREA)
  • Removal Of Insulation Or Armoring From Wires Or Cables (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Wire Processing (AREA)

Claims (27)

1. Verfahren zur Herstellung von elektrischen Kabelsträngen mit einer Hülle (1), die wenigstens einen Draht (2) mit einem von einer elektrischen Isolierung (4) umgebenen Leiter (3) umschließt, und mit einem Anschlußstecker (6), der in der Nähe des einen Endes des Drahtes (2) befestigt ist, wobei dieser Stecker (6) derjenigen Art ist, bei welcher das Ende des Leiters (3) des Drahtes (2) als solches dazu bestimmt ist, als Anschlußstift zu dienen, wobei gemäß dem Verfahren eine Hülle (1) ausgewählt wird, die abgewickelt und auf die gewünschte Länge zugeschnitten wird, wenigstens ein Draht (2) ausgewählt und in die Hülle (1) eingeführt wird und sein Ende abgeschnitten und blank gemacht wird, dadurch gekennzeichnet, daß vor dem Abschneiden und Blankmachen des Drahtes (2) der Stecker (6) daran befestigt wird und daß erst anschließend der Draht (2) in der Nähe des Steckers (6) abgeschnitten und der Draht (2b) ab einer Stelle blanck gemacht wird, die zwischen dem so gebildeten Ende des Drahtes (2) und dem Stecker (6) liegt.
2. Verfahren nach Anspruch 1, zur Herstellung von elektrischen Kabelsträngen, bei denen der Stecker (6) zwei Halbschalen (6a, 6b) umfaßt, die durch Schnappebefestigung miteinander verbunden sind, dadurch gekennzeichnet, daß eine erste Halbschale (6a) gegen den Draht (2) gelegt wird, daß eine zweite Halbschale (6b) in eine Lage gegenüber der ersten gebracht wird und diese zweite Halbschale (6b) senkrecht zur Richtung der Schnappverbindung bewegt wird, und daß auf die zweite Halbschale (6b) eine Belastung in der Richtung der Schnappverbindung ausgeübt wird, um sie mit der ersten (6a) unter Zwischenfügung des Drahtes (2) durch Schnappsitz zu verbinden.
3. Verfahren nach Anspruch 1 oder 2, zur Herstellung von Kabelsträngen, die wenigstens zwei Drähte (2) enthalten, dadurch gekennzeichnet, daß während der Einführung der Drähte (2) in die Hülle (1) zwischen wiesen an einer Stelle, die in einem bestimmten Abstand vom Ende der Hülle (1) liegt, der Abstand hergestellt wird, den sie in dem Stecker (6) haben, und daß das Aufsetzen des Steckers (6) das Abschneiden und Blankmachen an dieser Stelle erfolgen, bevor die Drähte (2) vollständig in die Hülle (1) eingeführt sind.
4. Verfahren nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß zur Abwicklung der Hülle (1) diese in einer Hülleneinführungsstation (11) praktisch vollständig in eine der Röhren (12) einer Trommel (13) eingeführt wird und daß nach dem Abschneiden der Hülle (1) die Trommel (13) gedreht wird, um die Hülle zu einer Drahteinführungsstation (16) zu bringen.
5. Verfahren nach Anspruch 4, dadurch gekennzeichnet, daß nach dem Einführen der Hülle (1) in die Röhre (12) in der Hülleneinführungsstation (11) die Hülle (1) in bezug auf das Ende der Röhre (12), durch welches die Hülle (1) eingeführt wuroe festgelegt wird und daß die Hülle (1) in der Nähe dieses Endes der Röhre (12) der Trommel (13) abgesägt wird.
6. Verfahren nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß vor der Einführung der Drähte (2) in die Hülle (1) das Ende (37) derselben (1) in bezug auf einen Drahteinführungstrichter (39) zentriert wird.
7. Verfahren nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, daß nach der Bildung des Stranges in der zugehörigen Röhre (12) der Trommel (13) diese Trommel (13) gedreht wird, um diese Röhre in eine Lage gegenüber einer Herausziehstation zu bringen, in welcher der Strang aus der Röhre (12) entfernt wird, indem gegen die Hülle (1) über eine in der Röhre (12) angebrachte Öffnung (101) ein Herausbeförderungsrad (99) angelegt wird, dessen Laufstreifen ausreichend an der Hülle (1) anhaftet, um diese aus der zugeordneten Röhre (12) herauszubefördern.
8. Verfahren nach Anspruch 6, dadurch gekennzeichnet, daß während des Herausbeförderns eines fertiggestellten Stranges die Hülle (1) eines anderen Stranges in eine andere Röhre (12) der Trommel (13) eingeführt und auf die gewünschte Länge abgeschnitten wird, und daß wenigstens ein Draht (2) eines dritten Stranges in eine dritte Röhre (12) der Trommel (13) eingeführt, mit einem Stecker (6) versehen, abgeschnitten und blank gemacht wird.
9. Anlage zur Herstellung von elektrischen Kabelsträngen, durch Anwendung des Verfahrens nach einem der Ansprüche 1 bis 8, wobei diese Kabel stränge eine Hülle (1) umfassen, die wenigstens einen Draht (2) umschließt, der einen von einer Isolierung (4) umgebenen Leiter (3) umfaßt, und einen Anschlußstecker (6) aufweisen, der in der Nähe eines Endes des Drahtes (2) befestigt ist, wobei dieser Stecker (6) von derjenigen Art ist, bei welcher das Ende des Leiters (3) des Drahtes (2) als solches dazu bestimmt ist, für den Anschluß zu dienen, wobei diese Anlage eine Trommel (13) mit einem Satz von Längsröhren (12) und Mittel zur Drehung dieser Trommel (13) in intermittierender Weise um Umdrehungsbruchteile, die jeweils gleich dem Winkelabstand zwischen zwei Röhren (12) der Trommel (13) sind, umfaßt, um eines der Enden jeder Röhre (12) nacheinander in eine Lage gegenüber einer Hülleneinführungsstation (11) zu bringen, dadurch gekennzeichnet, daß die Röhren in demselben Abstand von der Achse angular verteilt sind, und daß die vorerwähnten Mittel die Trommel so drehen, daß eines der Enden jeder Röhre nacheinander in eine Lage gegenüber einer Station (16) zum Einführen des Drahtes (2) in die Hülle (1), zum Aufsetzen des Steckers (6) und zum Abschneiden und Blankmachen des Drahtes (2) gebracht wird.
10. Anlage nach Anspruch 9, dadurch gekennzeichnet, daß die Anzahl von Stationen (11, 16) der Anlage geringer als die Anzahl von Röhren (12 Trommel (13) ist.
11. Anlage nach Anspruch 9 oder 10, dadurch gekennzeichnet, daß die Hülleneinführungsstation (11) zum Auswählen der Hüllen (1a ..., 1e) eine Platte (18) umfaßt, welche die verfügbaren Hüllen (1a, ... 1e) in voneinander gleichen Abständen trägt, wobei diese Platte (18) an Mittel (19, 56, 57, 58) angekoppelt ist, um sie in Transversalrichtung derart zu verschieben, daß die ausgewählte Hülle (1) in eine Lage gegenüber der Röhre (12) der Trommel (13) gebracht wird, die sich gegenüber dieser Station (11) befindet.
12. Anlage nach Anspruch 11, dadurch gekennzeichnet, daß die Mittel zur Verschiebung der Platte (18) in Transversalrichtung ein Betätigungselement (58) umfassen, das an die Platte (18) derart angekoppelt ist, daß ein vollständiger Hub des Betätigungselementes (58) eine Bewegung der Platte (18) um eine Entfermung gestattet, die gleich dem Schritt ist, der zwei benachbarte Hüllen (1a, ... oder 1e) voneinander trennt, während ein Kupplungssystem (57) die Kopplung zwischen dem Betätigungselement (58) und der Platte (18) nur in der Vorschubrichtung der Platte (18) gewährleistet und Mittel (17) vorgesehen sind, um diese Richtung zu verändern.
13. Anlage nach einem der Ansprüche 9 bis 12, dadurch gekennzeichnet, daß am Ende jeder Röhre (12) durch welches die Hüllen eingeführt werden, eine blockiervorrichtung (36) zum Festlegen der Hülle (1) in der Röhre (12) angeordnet ist.
14. Anlage nach Anspruch 13, dadurch gekennzeichnet, daß die Blockiervorrichtung (36) eine Reihe von Fingern (71) umfaßt, die durch Federn (78) gegen die Achse der Röhre (12) gedrückt werden und an Reitern (73, 74) befestigt sind, deren mittlerer Bereich (74) auf einem Nocken (76) ruht, der ebenso viele Profile (79, 81, 82) aufweist, wie Finger (72) vorhanden sind.
15. Anlage nach einem der Ansprüche 13 und 14, dadurch gekennzeichnet, daß sie eine Säge (28) umfaßt, die von einem Sägearm (29) zwischen einer Ruhestellung und einer Sägestellung gehalten wird, wobei der Sägearm (29) die Blockiervorrichtung (36) so steuert, daß die Hülle (1) festgelegt wird, wenn er von seiner Ruhestellung in seine Sägestellung geht.
16. Anlage nach einem der Ansprüche 13 bis 15, dadurch gekennzeichnet, daß sie einen feststehenden Anschlag (94) umfaßt, der in einer über die Drahteinführungsstation (16) in bezug auf die Drehrichtung der Trommel (13) hinausgehenden Lage angeordnet und dazu bestimmt ist, die Blockiervorrichtung (36) so zu steuern, daß die Hüllen (1) freigegeben werden, wenn die Röhren (12) in der Nähe dieses Anschlages (94) vorbeigehen.
17. Anlage nach einem der Ansprüche 9 bis 16, dadurch gekennzeichnet, daß sie in der Drahteinführungsstation (16) eine Drahtführung (44) umfaßt, die eine Reihe von Drähten (2a, 2b, 2c) so führt, daß sie durch einen Abstand voneinander getrennt sind, der demjenigen entspricht, welcher die Drähte (2) in den Steckern (6) der fertigen Kabelstränge trennt.
18. Anlage nach Anspruch 17, dadurch gekennzeichnet, daß die Einführungsstation (16) einen Trichter (39) umfaßt, dessen Ausgang zu der Trommel (13) hin gerichtet ist, und Mittel (38, 41) zum Zentrieren des Endes (37) jeder Hülle (1) in bezug auf den Trichter (39) aufweist.
19. Anlage nach Anspruch 18, dadurch gekennzeichnet, daß sie fortschwenkbare Führungen (46) umfaßt, die zwischen der Drahtführung (44) und dem Trichter (39) angeordnet und dazu bestimmt sind, die Drähte (2) von der Drahtführung (44) zu dem Trichter (39) zu führen.
20. Anlage nach Anspruch 19, dadurch gekennzeichnet, daß die Führungen (46) einen Querschnitt aufweisen, der von der Drahtführung (44) zu dem Trichter (39) hin abnimmt.
21. Anlage nach einem der Ansprüche 9 bis 20, zur Herstellung von Kabelsträngen, bei denen die Stecker (6) zwei Halbschalen (6a, 6b) umfassen, die miteinander durch Schnappverbindung verbunden sind, dadurch gekennzeichnet, daß sie einen in senkrechter Richtung beweglichen Träger (83) für die untere Halbschale (6a), einen in waagerechter Richtung und senkrecht zur Richtung der Drähte (2) beweglichen Träger (50) für die obere Halbschale (6b) und eine Presse umfaßt, deren Stempel (84) in senkrechter Richtung beweglich ist, um die obere Halbschale (6b) gegen die untere Halbschale (6a) unter Zwischenfügung der Drähte (2) anzulegen und durch Schnappverbindung mit dieser zu verbinden.
22. Anlage nach Anspruch 21, dadurch gekennzeichnet, daß der Träger für die obere Halbschale (6b) eine Schieberplatte (50) aus Plastikmaterial ist, die eine Öffnung (50a) aufweist, in der die obere Halbschale (6b) durch Haftwirkung gehalten werden soll.
23. Anlage nach Anspruch 21 oder 22, dadurch gekennzeichnet, daß die Träger (83, 50) der unteren (6a) und der oberen (6b) Halbschale sowie der Stempel (84) in einem bestimmten Abstand von der Trommel (13) angeordnet sind und daß die Anlage in der Drahteinführungsstation (16) in der Nähe der Trommel (13) zwei Räder (47, 48) für das Ende des Einführungsvorganges umfaßt, die parallele Achsen aufweisen und von denen wenigstens eine senkrecht zu diesen Achsen bewegbar ist, wobei diese Räder (47, 48) dazu bestimmt sind, zwischen ihren Laufstreifen die den Stecker (6) tragenden Drähte (2) so einzuspannen, daß der Vorgang des Einführens dieser Drähte (2) in die Hülle (1) beendet wird.
24. Anlage nach einem der Ansprüche 9 bis 23, dadurch gekennzeichnet, daß sie ferner eine Station zum Herausbefördern der fertigen Kabelstränge umfaßt, die in einer in bezug auf die Drehrichtung der Trommel (13) über die Station (16) zum Drahteinführen hinausgehenden Lage angeordnet ist.
25. Anlage nach Anspruch 24, dadurch gekennzeichnet, daß jede Röhre (12) der Trommel (13) mit zwei Öffnungen (98, 101) versehen ist, die einander diametral gegenüberliegen, und ein Rad (97) aufweist, das drehbar auf einer Achse gelagert ist, welche senkrecht zu der Röhre (12) an der Trommel (13) befestigt ist, wobei dieses Rad (97) durch eine (98) der genannten Öffnungen hindurch in die Röhre (12) hineinsteht, wobei die Anlage in der Herausbeförderungsstation einen beweglichen Rahmen (102) umfaßt, der ein Herausbeförderungsrad (99) trägt, welches zwischen einer Ruhestellung und einer Herausbeförderungsstellung beweglich ist, in welcher es teilweise durch die andere Öffnung (101) hindurch in die Röhre (12) eindringt, und wobei dieses Rad im Betrieb den Kabelstrang auf dem Rad (97) abrollen läßt, dessen Achse an der Trommel (13) befestigt ist.
26. Anlage nach Anspruch 25, dadurch gekennzeichnet daß sie Mittel (109, 110) zum Verschließen der für die Herausbeförderungsrolle (99) bestimmen Öffnung (101), wenn die Röhren (12) sich in der Hülleneinführungsstation (11) befinden, umfaßt.
27. Anlage nach einem der Ansprüche 9 bis 26, dadurch gekennzeichnet, daß sie eine Gabel (92) umfaßt, die fest mit der Stange eines Arbeitszylinders (93) verbunden ist und zwischen einer Stellung, in welcher die Trommel (13) durch Eingreifen einer der Röhren (12) zwischen die Zinken dieser Gabel (92) festgelegt ist, und einer Stellung, welche die Drehung der Trommel (13) zuläßt, bewegbar ist.
EP82400024A 1981-01-16 1982-01-08 Verfahren und Vorrichtung zum Herstellen von elektrischen Kabelbäumen Expired EP0057114B1 (de)

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FR8100715A FR2498413B1 (fr) 1981-01-16 1981-01-16 Procede et installation pour fabriquer des faisceaux electriques
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FR2527392B1 (fr) * 1982-05-18 1989-03-03 Cardella Claude Dispositif pour enfiler des cables dans une gaine
FR2542515A1 (fr) * 1983-03-08 1984-09-14 Auxiliaire Entreprises Soc Machine semi-automatique a enfiler des elements filiformes, tels que des conducteurs electriques, dans des gaines
JP2628631B2 (ja) * 1986-04-09 1997-07-09 アポロ精工株式会社 ワイヤストリツパー装置及びこれを用いた自動配線装置
FR2905791B1 (fr) * 2006-09-13 2008-12-26 Mi 2 F Sarl Procede pour la fabrication de faisceaux de liaisons electriques, destines a equiper une habitation pour la realisation du reseau d'electricite.
CN114360816B (zh) * 2022-01-19 2024-04-30 北京高能锐新科技有限责任公司 一种包带机

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US3945114A (en) * 1974-02-14 1976-03-23 Raychem Corporation Method for the simultaneous termination in terminal sleeves of a plurality of wires with a multi-pin connector
FR2307388A1 (fr) * 1975-04-11 1976-11-05 Viode Jean Installation automatique de prefabrication de canalisations electriques

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CN113540931A (zh) * 2021-08-02 2021-10-22 苏州硕辉电子科技有限公司 全自动线束生产设备

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EP0057114A3 (en) 1982-08-18
FR2498413A1 (fr) 1982-07-23
FR2498413B1 (fr) 1985-10-04
EP0057114A2 (de) 1982-08-04
ATE10241T1 (de) 1984-11-15

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