EP0815982B1 - Wire guiding device for the treatment of wire ends - Google Patents

Abstract

The wire (10) is unreeled between electrically driven rollers (11) and cut to a predetermined length. Its leading end is guided through a block (12) having three sections (12a-12c) in different planes. A blade (13) and another pair of rollers (14) are situated behind the block. The central section (12b) of the block allows the end of the wire to advance straight towards a blade (13) and another pair of rollers (14). The upper and lower sections (12a,12c) provide for bending of the wire through 90[deg] towards a treatment device.

Description

The invention relates to a processing device suitable for machining the two ends of a piece of wire at which a wire conveyed via electromotive-controlled rollers a predetermined length is cut and the two so generated wire ends subjected to a machining operation with a guide block with a plurality of Wire guides that are in different levels of the Guide blocks are arranged.

In known processing devices of the aforementioned Art is used for the purpose of enabling the processing of each both ends of the wire one cut from a roll A piece of wire deflection by means of a positive fit acting gripping devices. This has the disadvantage that a piece of wire to be machined at least once must be carried out in a loop, which means in particular longer pieces of wire there is a risk that Wire piece caught on parts of the processing device or knotted in itself When such occurs The respective wire processing operation must have faults be interrupted and the corresponding piece of wire by hand be removed from the processing device.

From WO 88/03722 A is a processing device at the beginning known type known. This known processing device has the disadvantage, however, that for feeding the Wire ends in designated processing stations complex pivoting mechanisms are necessary

The object of the invention is to provide a processing device create a feed of the wire ends in outside machining stations attached to the wire feed direction is made possible with a single guide element.

For a processing device of the type mentioned this problem is solved in that three different Wire guides are provided in three different levels are, with a wire guide a straight conveyor has, through which the wire can be guided in the feed direction and the other wire guides a curved guideway identify the wire perpendicular to the feed direction is feasible, and that the guide block for adjustment a predetermined one arranged in a certain plane The height of the wire guide is adjustable.

Preferred embodiments of the invention are the subject of Dependent claims.

In the processing device according to the invention the provision of three different wire guides in three different levels being one Wire guide has a straight conveyor through which the Wire can be guided in the feed direction and the other Wire guides have a curved guideway through which the wire can be guided perpendicular to the feed direction, and thereby that the guide block for setting one in a particular Arranged in his plane Height is adjustable, that a Machining device is created in the difference no complex pivoting mechanisms in relation to the prior art are necessary. Another advantage is that the processing device removes the piece of wire is arranged, whereby the processing device in their Dimensions can be designed freely. That way machining the respective wire ends of a piece of wire enables without the wire piece in question in a free loop must be placed. This eliminates the risk of Malfunction due to the catching of pieces of wire in the Processing device significantly reduced.

In the processing device according to the invention ensure that first one in the feed direction lying wire end in a direction perpendicular to Feed direction of the electromotively controlled rollers brought and arranged in a corresponding, there Device can be subjected to a machining process, the piece of wire is then withdrawn from the device and in the feed direction of the electromotively controlled rollers through the leadership block can be promoted to full Length to exit on the other side of the guide block then the rear one in a second machining operation To feed the end of the piece of wire to the processing device, by conveying the piece of wire backwards and into the Direction perpendicular to the feed direction of the electric motor controlled roles in which the Processing facility is located. The so finished The piece of wire is then in the conveying direction from the Machined device promoted.

The conveying and processing operation according to the invention can be according to a preferred embodiment of the invention Execute the device particularly easily when one of the two wire guides that convey the wire into one Direction perpendicular to the feed direction of the electric motor Controlled roles allow is designed to be a Guiding the forwarded wire causes and the other these two wire guides a guide the back conveyed wire causes. It is advantageous if the wire guides that convey the wire into a Direction perpendicular to the feed direction of the electric motor Controlled rollers allow a curved track exhibit.

To a in the processing device according to the invention to ensure precise adjustment of the guide block the height of the guide block according to another preferred embodiment controllable by an electric motor.

The from the perpendicular to the feed direction of the Device arranged by electromotively controlled rollers performed processing can be very different Be nature. In a preferred embodiment, is a Stripping wire ends in connection with striking Wire end sleeves are provided so that the invention Device has means for performing these operations. However, these two processes can also be done individually be made separately. For example, are also conceivable Treatments with hard or soft solder.

Fig. 1a

eine Seitenansicht einer Ausführungsform der erfindungsgemäßen Bearbeitungsvorrichtung,

Fig. 1b

eine teilweise geschnitten dargestellte Draufsicht der in Fig. 1a gezeigten Bearbeitungsvorrichtung,

Fig. 2

eine Bearbeitungsvorrichtung während eines ersten Bearbeitungsvorgangs,

Fig. 3

eine Bearbeitungsvorrichtung in einem Zustand zwischen dem ersten und dem zweiten Bearbeitungsvorgang,

Fig. 4

eine Bearbeitungsvorrichtung in einem anderen Zustand zwischen dem ersten und dem zweiten Bearbeitungsvorgang,

Fig. 5

eine Bearbeitungsvorrichtung während des zweiten Bearbeitungsvorgangs,

Fig. 6

eine Bearbeitungsvorrichtung nach Vollendung des zweiten Bearbeitungsvorgangs.

The processing device according to the invention is explained below with reference to a preferred embodiment, which is shown in the figures of the drawing. Show it:

Fig. 1a

a side view of an embodiment of the processing device according to the invention,

Fig. 1b

2 shows a top view, partly in section, of the processing device shown in FIG.

Fig. 2

a machining device during a first machining process,

Fig. 3

a machining device in a state between the first and the second machining process,

Fig. 4

a machining device in a different state between the first and the second machining process,

Fig. 5

a machining device during the second machining process,

Fig. 6

a machining device after completion of the second machining operation.

1a to 6 denote the same reference numerals in each case same components. In the illustrated in Fig. 1a Embodiment of the processing device according to the invention becomes a piece of wire 10 with the help of two electric motors controlled rollers in the direction of the arrow on a guide block 12 promoted. The guide block 12 is composed of a guide part 12a arranged in an upper level, a guide part 12b arranged in a middle plane and a guide part 12c arranged in a lower level. Behind the guide block is a knife 13 and another A pair of electromotively controlled rollers 14 are arranged. As in 1b recognizable, there is a guide sleeve 15 in Conveying direction immediately in front of the guide block, and a Guide sleeve 16 in the conveying direction behind the Guide block, being between the guide sleeve 16 and the Guide block 12 the knife 13 is arranged.

In the first machining process shown in FIG the piece of wire 10 to be machined using the electromotive controlled rollers 11 through the guide sleeve 12 promoted, the electromotively controlled guide block 12 is brought to such an altitude that the Entry opening 120 of the guide part 12a of the exit opening faces the sleeve guide 15. By promoting the Wire 12 with the help of the rollers 11 in the direction of the The wire 10 becomes the input opening 120 of the guide part 12a deflected at right angles to its conveying direction and in the direction promoted to a processing device 20 in which a Machining of the front end of the wire 10 made becomes. In the case of the embodiment shown, the wire end provided with a wire end sleeve 17, which in FIGS. 3 to 6 is shown.

After striking the wire end sleeve 17 on the front end of the Wire 10 becomes wire 10 with the help of rollers 11 in conveyed in the opposite conveying direction in order to achieve the 3 position to be taken, at which the Wire end sleeve 17 in the conveying direction in front of the guide block located. As seen in Fig. 3, in this Method step the height of the guide block 12 adjusted by electric motor so that now the entrance opening 130 of the guide sleeve 15 or the wire end sleeve 17 faces. Then the wire 10, as in FIG. 4 shown by the guide member 12b and by the Guide sleeve 16 using the electric motor controlled roles 14 promoted. Depending on the required The length of a piece of wire to be produced becomes the wire 10 over a longer or shorter distance in the conveying direction promoted. Then the wire 10 with the help of the knife 13 severed and that in the guide sleeve 16 existing piece of wire fixed in this position, whereas the wire part guided in the guide sleeve 15 with the help the rollers 11 is conveyed back to the extent that the section of the knife 13 formed front wire end in Direction of conveyance is again in front of the guide block 12, such as this is shown in Fig. 5 for the wire end 30. The guide block 12 is then electromotive brought controlled to such an altitude that now the Entry opening 140 of the guide part 12c the rear Wire end of a piece of wire faces.

The rear wire end of this piece of wire is then under Effect of the electromotive controlled rollers 14 in that Guide part 10c inserted and with the help of the guide part 10c in the direction perpendicular to the conveying direction located processing device 20 promoted. In the illustrated embodiment, this wire end is also provided with a wire end sleeve 18. As shown in Fig. 6, the piece of wire 10 is then using the electromotive-controlled rollers 14 in the conveying direction conveyed out of the guide block and now lies as a finished, at both ends with end sleeves 17, 18 provided Piece of wire in front. Then that shown in Fig. 6 Wire end 30 according to that shown in FIGS. 1a to 6 Process steps revised.

Claims (5)

1. A processing apparatus suitable for processing both ends (30) of a piece of wire (10) wherein a wire conveyed over electromotively controlled rolls (11, 14) is cut to a predetermined length and the two thus produced wire ends (39) are subjected to a processing operation, having a guide block (12) with a plurality of wire guides (12a, 12b, 12c) disposed in different planes of the guide block (12), characterized in that three different wire guides (12a, 12b, 12c) are provided in three different planes, one wire guide having a straight conveying path through which the wire is guided in the feed direction, and the other wire guides having a curved guide path through which the wire is guided perpendicular to the feed direction, and the guide block (12) is mounted adjustably in its vertical position for adjusting a predetermined wire guide (12a, 12b, 12c) disposed in a certain plane.
2. A processing apparatus suitable for processing both ends (30) of a piece of wire (10) according to claim 1, characterized in that one of the two wire guides that allow conveyance of the wire in a direction perpendicular to the feed direction of the electromotively controlled rolls (11, 14) is designed so as to cause guidance of the forwards conveyed wire and the other of said two wire guides causes guidance of the backwards conveyed wire.
3. A processing apparatus suitable for processing both ends (30) of a piece of wire (10) according to either of the above claims, characterized in that the vertical position of the guide block (12) is electromotively controllable.
4. A processing apparatus suitable for processing both ends (30) of a piece of wire (10) according to any of the above claims, characterized in that the means for processing the wire ends (39) include a device for stripping wire ends.
5. A processing apparatus suitable for processing both ends (30) of a piece of wire (10) according to any of the above claims, characterized in that the means for processing the wire ends (30) include a device for attaching wire end ferrules (17, 18).

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