Background technology
Fig. 2 has provided the wire-drawing mechanism for woven wire that is provided at present on the braiding machine, so-called wire-drawing mechanism for woven wire is meant that braiding machine has been woven resulting shielding conductor behind the screen (the industry custom is called litzendraht wire) outside lead collect on the wire spool, for example squeezes oversheath etc. for (week forwards to) subsequent processing.The wire-drawing mechanism for woven wire that provides comprises tension adjusting device 1, reciprocal guider 2 and Winder 3, tension adjusting device 1 is installed in a upper lateral part of braiding machine 4 and corresponding to litzendraht wire outlet 41 places, Winder 3 is installed in a side lower part of braiding machine 4 and corresponding to the below of tension adjusting device 1, back and forth the effect of guider 2 is to make litzendraht wire direct into Winder 3 equably, and its installation site at the sidepiece of braiding machine 4 is the top that occupy Winder 3.This wire-drawing mechanism for woven wire uses for a long time for the electric wire production industry, facts have proved to satisfy instructions for use.But, because the operating mode of braiding machine 4 can change unavoidably, thereby make litzendraht wire the flaw of knot and so on occur, if the litzendraht wire of flaw is collected by Winder 3 in the lump, will certainly bring the operation that subsequent processing for example extrudes oversheath into so, after extruding oversheath, be put to the road, back go out detection before the lotus time, often have two situations, the one, fail to detect and cause in use in the future, breaking down; The 2nd, though be detected lately, can only make defective item and handle, thereby increase the production cost of enterprise.Therefore as why not make and exist the litzendraht wire defective back that circulates in operation, to become industry to pay close attention to and press for the technical problem of solution.The technical scheme that the present invention will introduce below is based on producing under this background.
Summary of the invention
Task of the present invention is to provide a kind of wire-drawing mechanism for woven wire that can effectively the litzendraht wire that has flaw be detected.
Task of the present invention is finished like this, a kind of wire-drawing mechanism for woven wire, it comprise the sidepiece top that is installed in braiding machine and corresponding to the tension adjusting device at the litzendraht wire outlet place of braiding machine, be installed in braiding machine sidepiece below and with the corresponding Winder of described tension adjusting device and similarly be installed in braiding machine sidepiece and corresponding to described Winder top being used to ensure that litzendraht wire is equably by the reciprocal guider of described Winder collection, characteristics are: also include a litzendraht wire flaw acquisition equipment, this litzendraht wire flaw acquisition equipment comprises a grabber, one signal picker and pull rope, the grabber correspondence is on the passage of litzendraht wire, both appoint and select on the one and signal picker is fixed on described tension adjusting device or described braiding machine, and the electric controller by circuit and braiding machine is electrically connected, pull rope is bound up on grabber and the signal picker, the central authorities of described grabber are provided with a material that is used for passing through for described litzendraht wire and enclose for the litzendraht wire guiding of pottery, and the through-hole diameter of litzendraht wire guiding circle and the external diameter of litzendraht wire match.
In another specific embodiment of the present invention, described signal picker is travel switch, sensitive switch or near switch.
In another specific embodiment of the present invention, described signal picker is a travel switch.
Go back in the specific embodiment of the present invention, described pull rope is pull rope metal or nonmetallic.
More of the present invention and in specific embodiment, described pull rope is nonmetallic pull rope.
In of the present invention and then specific embodiment, described nonmetallic pull rope is the yarn rope.
The strong point of technical scheme provided by the present invention is: owing to set up litzendraht wire flaw acquisition equipment; the device that can be hunted down when having the flaw of tubercle and bulging and so on the litzendraht wire is caught the electric controller of by signal picker signal feedback being given braiding machine simultaneously; braiding machine is shut down; and to the flaw section processes on the litzendraht wire; thereby can avoid collecting the quality of the litzendraht wire on the Winder, promptly prevent trouble before it happens.
Embodiment
For your auditor of the making Patent Office especially public can be well understood to technical spirit of the present invention and beneficial effect more; the spy reaches embodiment in conjunction with the accompanying drawings the specific embodiment of the present invention is described in detail as follows; but all descriptions to embodiment all do not constitute the restriction to technical scheme of the present invention, and are any pro forma but not substantial equivalence is replaced or notion changes and all should be considered as technical scheme scope disclosed in this invention and the prescription protection.
Ask for an interview Fig. 1, the applicant is shown in this figure present electric wire manufacturing enterprise the braiding machine 4 that widely uses, be respectively arranged with tension adjusting device 1, back and forth guider 2 and Winder 3 in the side with litzendraht wire outlet 41 of this braiding machine 4, wherein: tension adjusting device 1, back and forth guider 2 and Winder 3 be with prior art in structure identical.
Tension adjusting device is installed in the sidepiece top of braiding machine 4 and is positioned at a side of litzendraht wire outlet 41, this device comprises adjusts mounting 11, guide rail 12, guide rod 13, directive wheel 14, slide block 15, straining pulley 16, first, second traction wheel 17,18 and traction belt 19, adjustment mounting 11 usefulness screws and braiding machine 4 are fixing, the two ends of guide rail 12 are fixed on by a pair of fixedly ear 121 and adjust on the mounting 11, the two ends of guide rod 13 are fixed on the described a pair of fixedly ear 121, directive wheel 14 has a pair of, be located at the top of slide block 15 and separately with a side contacts of guide rail 12, slide block 15 is slidingly fitted on the guide rod 13, on guide rod 13, be arranged with spring 131, straining pulley 16 by 161 hub settings of first wheel shaft on (being located at rotationally) slide block 15, first traction wheel 17 is by the end of second wheel shaft, 171 hub settings at adjustment mounting 11, second traction wheel 18 keeps corresponding by 181 hub settings of third round axle in the horizontal direction at the other end of adjusting mounting 11 and with first traction wheel 17, one end of traction belt 19 is fixed on the traction belt fixed head 191, and traction belt fixed head 191 is fixed on the bottom of slide block 15, and the other end of traction belt 19 is hung weight 192.According to the reason known to the industry, with regard to the litzendraht wire 6 of same specification, the weight of weight 192 is identical, and the elastic force that is set in the spring 131 on the guide rod 13 is also identical, and the position of slide block 15 on guide rod 13 is constant substantially.And if the specification of litzendraht wire 6 diminishes and for example attenuates, weight 192 alleviates so, and slide block 15 moves along the direction of guide rod 13 to braiding machine 4, and spring 131 corresponding elongations use making litzendraht wire 6 adapt to corresponding tension force.
Please continue to see Fig. 1, dispose Winder 3 in the bottom of braiding machine 4, this Winder 3 comprises motor 31, first, second driving- belt 32,33, first drive pulley 34, wire spool axle 35, first, the second wire spool axle bed 36a, 36b, second drive pulley 37, wire spool 38 and support 39, one end of first driving-belt 32 is nested with on the driving wheel on the power output shaft of motor 31 311, the other end of first driving-belt 32 is nested with on second drive pulley 37 that is fixed on the wire spool axle 35, one end of second driving-belt 33 is nested with on first drive pulley 34 that is fixed on the wire spool axle 35, the other end and back and forth guider 2 connections, the two ends of wire spool axle 35 are located at first respectively, the second wire spool axle bed 36a, on the 36b, and first, the second wire spool axle bed 36a, 36b is located at respectively on the support 39, and support 39 is located at the below of braiding machine 4.Wire spool 38 is located at the middle part of wire spool axle 35.
Still ask for an interview Fig. 1, the reciprocal guider 2 that the present invention mentions in the above is fixed on the sidepiece of braiding machine 4 and corresponding to the top of aforesaid Winder 3, this device comprises holder 21, gag lever post 22, sliding bar 23, sliding seat 24, guide roller 25 and power wheel 26, holder 21 usefulness screws and braiding machine 4 are fixing, the two ends of gag lever post 22 are fixed on the holder 21, and on this gag lever post 22, be provided with a pair of banking stop 221, the two ends of sliding bar 23 are fixed on the holder 21 with gag lever post 22 axially parallels and are positioned at the place ahead of gag lever post 22, sliding bar 23 the end stationary power wheel 26 outside the holder that is stretched over 21, this power wheel 26 connects with second driving-belt, 33 transmissions of Winder 3, sliding seat 24 is slidingly fitted on the sliding bar 23, and can move back and forth between aforesaid a pair of banking stop 221, one group of guide roller 25 is located on the sliding seat 24.
Please see Fig. 1 then, for the litzendraht wire that has flaw 6 of the litzendraht wire outlet 41 that prevents to come from braiding machine 4 is batched by Winder 3, therefore as the technical essential of technical scheme of the present invention: on the passage of the reciprocal litzendraht wire 6 between guider 2 and the Winder 3, be provided with litzendraht wire flaw acquisition equipment 5, preferred but not litzendraht wire flaw acquisition equipment 5 that be limited to comprises a grabber 51, one signal picker 52 and pull rope 53, whole grabber 5 is just as the shape of the pearl on the daily being seen abacus, and the central authorities at grabber 5 set firmly the litzendraht wire guiding circle 511 that (build-in mode) material is preferably pottery, the through-hole diameter (internal diameter) of litzendraht wire guiding circle 511 should match with the external diameter of litzendraht wire 6, an end of fixed tractive 53 on litzendraht wire guiding circle 511, and the other end of pull rope 53 and signal picker 52 connect.The pull rope 53 preferred for example yarn ropes of nonmetallic pull rope that adopt.For signal picker 52, both can use sensitive switch, also can use travel switch, all right use location is near switch or other similar switch, in the present embodiment, the applicant selects for use travel switch as signal picker 52, the pull rope 53 signal haptic element 521 with signal picker 52 is connect, and with signal picker 52 be fixed on tension adjusting device 2 holder 21 on.If signal picker 52 is directly fixed on the braiding machine 4, then be feasible equally.
Because the applicant explains in front, tension adjusting device 1, reciprocal guider 2 and Winder 3 are public prior art, therefore the applicant no longer gives unnecessary details the operation principle of these devices, and only the operation principle of litzendraht wire flaw acquisition equipment 5 of the present invention is done following narration.After the 4 pairs of leads of braiding machine outside has woven screen under the work of the motor 31 of Winder 3, by wire spool 38 traction litzendraht wires 6, specifically be that litzendraht wire 6 is drawn from litzendraht wire outlet 41, through tension adjusting device 1, pass the litzendraht wire guiding circle 511 of litzendraht wire flaw acquisition equipment 5 of the present invention again, so with the reciprocal guider 2 of litzendraht wire 6 tying-ins until drawing and wire spool 38.In case have the flaw of tubercle or bulging and so on the litzendraht wire 6; so since the flaw position can't pass through (by) centre bore of litzendraht wire guiding circle 511 suffers stopping of trap 51; and it is trap 51 is descending by the flaw position; because trap 51 is to connect by the signal haptic element 521 of pull rope 53 with signal picker 52; therefore when trap 51 is descending; phenomenon appears tightening in the pull rope 53 that before had been in relaxed state; until driving signal haptic element 521; make the circuit turn-on of signal haptic element 521 and signal picker 52; signal feedback is given the electrical control gear of braiding machine; realize shutting down; by online operating personnel flaw is disposed; here the disposal of being said is as repairing or with the zone that instrument is wiped out flaw, the quality around multiple litzendraht wire 6 to wire spool 38 fully being guaranteed and the subsequent processing that can not circulate " in spite of illness ".