CN111020859B - Weft feeding and laying device for preparing stitch-bonded fabric - Google Patents
Weft feeding and laying device for preparing stitch-bonded fabric Download PDFInfo
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- CN111020859B CN111020859B CN201911145804.XA CN201911145804A CN111020859B CN 111020859 B CN111020859 B CN 111020859B CN 201911145804 A CN201911145804 A CN 201911145804A CN 111020859 B CN111020859 B CN 111020859B
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- weft laying
- weft
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
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Abstract
The invention discloses a yarn feeding and weft laying device for preparing a stitch-bonded fabric, which comprises a fixing plate, wherein the lower end of the fixing plate is symmetrically provided with a plurality of connecting plates, the lower ends of the connecting plates are jointly and symmetrically provided with two guide rails, the lower end of each guide rail is fixedly provided with a plurality of guide rods, the guide rods are slidably provided with air cylinders, the lower ends of the air cylinders are fixedly provided with weft laying mechanisms, and the upper ends of the air cylinders are fixedly provided with yarn feeding mechanisms. According to the invention, the cylinder drives the yarn feeding mechanism and the weft laying mechanism to move synchronously, so that the accuracy of the device is improved, the abrasion of yarns can be avoided, the multi-layer weft laying can be simultaneously carried out during weft laying through the plurality of yarn guide shafts and the plurality of yarn guide wheels, the weft laying efficiency is improved, the weft laying holes are rotated and the angle of the weft laying yarns is adjusted through rotating the weft laying rod, so that the tightness of the weft laying yarns can be adjusted by the device, and the yarns are orderly arranged in the yarn feeding process through the yarn guide grooves.
Description
Technical Field
The invention relates to the field of textiles, in particular to a yarn feeding and weft laying device for preparing a stitch-bonded fabric.
Background
With the rapid development of the modern textile industry technology, different textile machines are manufactured according to different textile modes, a stitch-bonding machine is a machine which can rapidly stitch lining materials or base fabrics into gray fabrics, and the stitch-bonding machine realizes rapid sewing mainly through the linkage of a weft laying device and a yarn feeding device.
The existing yarn feeding and weft laying device comprises a yarn feeding trolley and a weft laying trolley, wherein the yarn feeding trolley and the weft laying trolley synchronously move on two guide rails, so that yarns between the yarn feeding trolley and the weft laying trolley are not changed, but the scheme is realized by two layers of guide rails and a motor, the energy consumption is high, only one layer of yarns can be laid when the weft laying trolley moves every time, and the weft laying efficiency is low.
Disclosure of Invention
The invention aims to solve the defects that only one layer of yarn can be laid in each unidirectional movement and the efficiency is low in the prior art, and provides a yarn feeding and weft laying device for preparing a stitch-bonded fabric.
In order to achieve the purpose, the invention adopts the following technical scheme:
a yarn feeding and weft laying device for preparing a stitch-bonded fabric comprises a fixing plate, wherein a plurality of connecting plates are symmetrically arranged at the lower end of the fixing plate, two guide rails are symmetrically arranged at the lower ends of the connecting plates together, two limiting plates are symmetrically welded between the two guide rails together, a plurality of guide rods are fixedly arranged at the lower end of each guide rail, air cylinders are slidably arranged on the guide rods, weft laying mechanisms are fixedly arranged at the lower ends of the air cylinders, and yarn feeding mechanisms are fixedly arranged at the upper ends of the air cylinders;
the two cylinders synchronously slide on the guide rods on the two guide rails, the weft laying mechanism and the yarn feeding mechanism move together along with the cylinders, namely the weft laying mechanism and the yarn feeding mechanism synchronously move, so that the angle of the yarn feeding mechanism for feeding the yarn into the weft laying mechanism is unchanged, the weft laying quality of the yarn is ensured, and the yarn cannot be pulled, broken, lost and bounced by the weft laying mechanism.
Preferably, the weft laying mechanism comprises two fixing rods fixed at the lower ends of the two cylinders respectively, each fixing rod is fixedly provided with a fixing strip at the lower end, a plurality of yarn guide shafts are fixedly inserted between the fixing strips, each fixing strip is fixedly provided with a plurality of connecting rods at the lower end, and the connecting rods are symmetrically arranged and rotatably provided with a weft laying rod.
Preferably, the plurality of weft laying rods correspond to the plurality of yarn guide shafts one by one, and the corresponding weft laying rods and the yarn guide shafts are positioned in the same plane and are parallel to each other;
a plurality of yarn axles of leading fix on two fixed strips, and two fixed strips are fixed on the cylinder by two dead levers, then the cylinder when moving on the guide arm, a plurality of yarn axles of leading also move simultaneously along with the cylinder, and also move simultaneously along with the cylinder through a plurality of shop's latitude poles of a plurality of connecting rod fixed connection on two fixed strips, then shop's latitude mechanism is when spreading the latitude, a plurality of shop's latitude poles and a plurality of yarn axle synchronous motion of leading, make from leading the epaxial yarn elasticity that gets into on shop's latitude pole of leading can not take place obvious change, make shop's latitude more accurate, and increased the quality of spreading the latitude.
Preferably, a plurality of yarn guide wheels are rotatably arranged on each yarn guide shaft at equal intervals;
the plurality of yarn guide wheels and the plurality of weft laying rods synchronously move along with the plurality of yarn guide shafts, yarns on the yarn guide shafts are wound on the weft laying rods to always keep the same yarn inlet angle, the stability of weft laying is ensured, when the plurality of yarn guide wheels on the plurality of yarn guide shafts are used for laying weft, the plurality of yarn guide wheels on each yarn guide shaft are wound with yarns, namely the plurality of yarn guide shafts can be laid in a layered mode when being laid, namely when the plurality of yarn guide wheels on the rightmost side lay a first layer of yarns, the plurality of yarn guide wheels which synchronously move next to the yarn guide wheels lay a second layer of yarns on the first layer of yarns, and so on, until the plurality of yarn guide wheels on the leftmost side lay the last layer of yarns which move in a single direction on the previous layer of yarns, unidirectional one-time motion laying is completed, namely, the plurality of layers of yarns can be laid simultaneously after one-time movement of the weft laying mechanism, and the efficiency of the yarn feeding and weft.
Preferably, shaft levers are welded at two ends of the weft laying rod, each shaft lever is inserted into and penetrates through the connecting rod, an anti-skid rubber mat is sleeved at one end of each shaft lever, which is positioned on the outer side of the connecting rod, and a locking cap is installed at one end of each shaft lever, which is positioned on the outer side of the connecting rod, in a threaded manner;
when the locking cap is loosened, the weft laying rod can rotate between the two connecting rods, the tightness of yarns during weft laying can be adjusted by rotating the weft laying rod, when the locking cap is locked, the locking cap is pressed on the anti-slip rubber mat, the rotating resistance of the locking cap and the weft laying rod is increased, the weft laying rod is locked, and the phenomenon of rotation or looseness of the weft laying rod cannot occur in the moving process.
Preferably, the weft laying rod is provided with a plurality of weft laying holes, and the plurality of weft laying holes correspond to the plurality of yarn guide wheels one by one, namely the number of the plurality of weft laying holes is equal to the number of the plurality of yarn guide wheels;
the yarn penetrates into a plurality of weft laying holes from a plurality of yarn guide wheels, when weft laying is carried out, the weft laying holes lay the yarn flat according to the space between the weft laying holes, and when the weft laying rod rotates, the weft laying holes rotate along with the weft laying rod, so that the friction force of the yarn entering the weft laying holes from the yarn guide wheels is increased, namely the tension of the yarn between the yarn guide wheels and the weft laying holes is increased, the tightness of the yarn when weft laying is changed, and the elastic state of required products can be adjusted conveniently according to needs.
Preferably, the yarn feeding mechanism comprises two supporting plates respectively fixed on the side walls of the two cylinders, the upper end of each supporting plate is fixedly provided with a side plate, the two side plates are jointly and symmetrically rotatably provided with two yarn feeding shafts, each yarn feeding shaft is fixedly sleeved with a yarn feeding roller, the surface of each yarn feeding roller is provided with a plurality of yarn guiding grooves, and the number of the yarn guiding grooves is equal to the total number of the yarn guiding wheels which is equal to the total number of the weft laying holes;
the method comprises the following steps that a plurality of yarns are pulled out of a raw material roller and wound in a plurality of yarn guide grooves on the side surface of a yarn feeding roller, then the yarns are wound on a plurality of yarn guide wheels from the plurality of yarn guide grooves, the plurality of yarn guide wheels penetrate the yarns through a plurality of weft laying holes in a plurality of weft laying rods to be laid, the number of the yarn guide grooves is equal to the total number of the yarn guide wheels and the total number of the weft laying holes, the yarns which are independently wound on the yarn guide grooves are respectively penetrated into each yarn guide wheel and the weft laying holes, each yarn is guaranteed to be only provided with unique yarn guide wheels and traction of the weft laying holes, the precision in weft laying is increased, the yarn winding phenomenon can be avoided among the yarns, the weft laying work is orderly, the laying mechanism is enabled to continuously and orderly lay the yarns along with the synchronous reciprocating movement of two cylinders on the plurality of guide rods, and the yarn feeding mechanism continuously and orderly carries.
Preferably, the lower ends of the two connecting rods which are symmetrical to each other are respectively fixedly provided with an electrostatic elimination box and an air draft box, a first fan is arranged in the electrostatic elimination box, a ventilation frame is fixedly arranged in the electrostatic elimination box, an ion emission needle is fixedly inserted in the middle of the ventilation frame, and the ion emission needle is positioned on the right side of the first fan;
and a second fan is arranged in the air draft box.
Preferably, install the yarn guide tube between static elimination box and the convulsions box jointly, and yarn guide tube intercommunication static elimination box and convulsions box, a plurality of yarn guide holes have been seted up to the last symmetry of yarn guide tube, and a plurality of yarn guide holes and a plurality of hole one-to-one that pave the latitude.
Preferably, the left and right sides of static elimination box inlays respectively and is equipped with air intake filter screen and scattering filter screen, the one end cover of guide tube is established on the scattering filter screen of static elimination box, the left and right sides of box of induced drafting inlays respectively and is equipped with air exhaust filter screen and exhaust filter screen, the other end cover of guide tube is established on the air exhaust filter screen of box of induced drafting.
The ion emission needle produces a large amount of charged ions, is blown to in the feed carrier by first fan for charged ions and the static that the yarn friction has with in, reduce the static on the yarn, and the second fan drives the interior air current of feed carrier and constantly circulates and discharges, and the static that makes on the yarn when spreading the latitude of every department all is neutralized, reduces the yarn and spreads the latitude because of static leads to spreading the condition of not laminating of latitude skew.
The invention has the following beneficial effects:
1. the cylinder is adopted to slide on the guide rod to drive the weft laying mechanism and the yarn feeding mechanism to move, the accuracy of the device is improved, the weft laying mechanism and the yarn feeding mechanism move synchronously through the cylinder, the angle of the yarn feeding mechanism for feeding yarns into the weft laying trolley can not be changed, the friction force between the yarn feeding mechanism and the weft laying trolley is reduced, and the condition that the weft laying of the yarns is intact is guaranteed.
2. The fixed strip is fixedly provided with a plurality of yarn guide shafts, each yarn guide shaft is rotatably provided with a plurality of yarn guide wheels, yarns are wound on the plurality of yarn guide wheels from the yarn feeding mechanism, when in weft laying, the plurality of yarn guide shafts and the plurality of yarn guide wheels synchronously move along with the air cylinder, then the plurality of yarn guide wheels on the yarn guide shafts towards the moving direction in the plurality of yarn guide shafts lay wefts firstly, then the yarn guide wheels on the rest yarn guide shafts lay wefts in sequence, then multiple layers can be laid in the process of moving in sequence, and the weft laying speed and the production efficiency are increased.
3. The weft laying rod is provided with a plurality of weft laying holes, the weft laying rod is inserted into the lower ends of the two connecting rods through the rotation of the shaft levers at the two ends, the two shaft levers of the weft laying rod are locked on the connecting rods through the locking caps, the locking caps are loosened, the weft laying rod is rotated to enable the angles of the weft laying holes on the weft laying rod to be changed, the tightness of yarns in the weft laying holes is changed through changing the angles, and the capacity of adjusting the tightness of the yarns by the weft laying device is improved.
4. A plurality of yarn guide grooves are formed in the yarn feeding rollers of the yarn feeding mechanism, yarns are pulled out from the raw material roller and wound on the yarn guide grooves, the two yarn feeding rollers limit the yarns in the middle through the yarn guide grooves, the yarns are guaranteed not to move everywhere, the yarn guide grooves can limit every yarn in the yarn guide grooves, the orderliness of yarn feeding of the yarns is guaranteed, and the yarns are prevented from being knotted in a mess mode.
5. The number of the plurality of yarn guide grooves is respectively equal to the total number of the yarn guide wheels and the total number of the weft laying holes, each yarn only corresponds to one unique yarn guide groove, the yarn guide wheel and the weft laying hole in the yarn winding process, so that the plurality of yarns are not interfered with one another in the weft laying process, the weft laying work is continuously and orderly carried out, and the yarn feeding work is continuously and orderly carried out.
In conclusion, the device drives the yarn feeding mechanism and the weft laying mechanism to move synchronously through the air cylinder, the accuracy of the device is improved, the yarn abrasion can be avoided, multi-layer weft laying can be simultaneously carried out during weft laying through the plurality of yarn guide shafts and the plurality of yarn guide wheels, the weft laying efficiency is improved, the weft laying holes are rotated and the weft laying yarn angle is adjusted through rotating the weft laying rod, the tightness of the weft laying yarns can be adjusted through the device, and the yarns are orderly arranged in the yarn feeding process through the yarn guide grooves.
Drawings
FIG. 1 is a schematic structural diagram of a yarn feeding and weft laying device for stitch-bonded fabric preparation according to the present invention;
FIG. 2 is a side view of a yarn feeding and weft laying device for the preparation of a stitchbonded fabric according to the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
FIG. 4 is a schematic diagram of the structure of the static eliminating box part of the yarn feeding and weft laying device for the preparation of the stitch-bonded fabric.
In the figure: the device comprises a fixing plate 1, a connecting plate 2, a guide rail 3, a guide rod 4, a cylinder 5, a supporting plate 6, a yarn feeding roller 7, a side plate 8, a fixing strip 9, a connecting rod 10, a weft laying rod 11, a fixing rod 12, a yarn guiding shaft 13, a yarn guiding wheel 14, a limiting plate 15, a yarn feeding shaft 16, a yarn guiding groove 17, a weft laying hole 18, a shaft rod 19, a locking cap 20, an anti-skid rubber pad 21, an electrostatic elimination box 22, a first fan 23, a yarn guiding pipe 24, a yarn guiding hole 25, an air draft box 26, a second fan 27, a ventilation frame 28 and an ion emission needle 29.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a yarn feeding and weft laying device for preparing a stitch-bonded fabric comprises a fixing plate 1, wherein a plurality of connecting plates 2 are symmetrically arranged at the lower end of the fixing plate 1, two guide rails 3 are symmetrically arranged at the lower ends of the connecting plates 2 together, two limiting plates 15 are symmetrically welded between the two guide rails 3 together, a plurality of guide rods 4 are fixedly arranged at the lower end of each guide rail 3, an air cylinder 5 is slidably arranged on the guide rods 4, a weft laying mechanism is fixedly arranged at the lower end of the air cylinder 5, and a yarn feeding mechanism is fixedly arranged at the upper end of the air cylinder 5;
the two cylinders 5 synchronously slide on the guide rods 4 on the two guide rails 3, and the weft laying mechanism and the yarn feeding mechanism move together along with the cylinders 5, namely the weft laying mechanism and the yarn feeding mechanism synchronously move, so that the angle of the yarn feeding mechanism for feeding the yarn into the weft laying mechanism is unchanged, the weft laying quality of the yarn is ensured, and the yarn cannot be pulled, broken, bounced and the like by the weft laying mechanism.
The weft laying mechanism comprises two fixing rods 12 fixed at the lower ends of the two cylinders 5 respectively, a fixing strip 9 is fixedly mounted at the lower end of each fixing rod 12, a plurality of yarn guide shafts 13 are fixedly inserted between the two fixing strips 9, a plurality of connecting rods 10 are fixedly mounted at the lower end of each fixing strip 9, and a weft laying rod 11 is rotatably mounted between the two symmetrical connecting rods 10.
The plurality of weft laying rods 11 correspond to the plurality of yarn guide shafts 13 one by one, and the corresponding weft laying rods 11 and the corresponding yarn guide shafts 13 are positioned in the same plane and are parallel to each other;
a plurality of yarn shafts 13 are fixed on two fixed strips 9, and two fixed strips 9 are fixed on cylinder 5 by two dead levers 12, then when cylinder 5 moves on guide arm 4, a plurality of yarn shafts 13 also move simultaneously along with cylinder 5, and a plurality of shop's latitude pole 11 of fixed connection on two fixed strips 9 through a plurality of connecting rods 10 also move simultaneously along with cylinder 5, then shop's latitude mechanism is when shop's latitude, a plurality of shop's latitude pole 11 and a plurality of yarn shafts 13 simultaneous movement, make from leading the yarn shaft 13 get into the yarn elasticity on shop's latitude pole 11 and can not take place obvious change, make shop's latitude more accurate, and increased the quality of shop's latitude.
A plurality of yarn guide wheels 14 are arranged on each yarn guide shaft 13 in an equidistance rotating manner;
the plurality of yarn guide wheels 14 and the plurality of weft laying rods 11 move synchronously along with the plurality of yarn guide shafts 13, so that the yarns on the yarn guide shafts 13 are wound on the weft laying rods 11 to always keep the same yarn inlet angle, the stability of weft laying is ensured, when the plurality of yarn guide wheels 14 on the plurality of yarn guide shafts 13 are used for weft laying, the plurality of yarn guide wheels 14 on each yarn guide shaft 13 are wound with yarns, i.e. the plurality of yarn guide shafts 13 can be laid in layers during laying, i.e. when the rightmost plurality of yarn guide wheels 14 lay the first layer of yarns, a plurality of synchronously moving thread-guide wheels 14 immediately following this lay a second yarn on the first layer of yarns, and so on, until the plurality of yarn guide wheels 14 at the leftmost side lay the last layer of yarns which move in one direction on the previous layer of yarns, completing one-way one-time movement laying, namely, after the weft laying mechanism moves once, a plurality of layers of yarns can be laid simultaneously, so that the efficiency of the yarn feeding and weft laying device is increased.
when the locking cap 20 is loosened, the weft laying rod 11 can rotate between the two connecting rods 10, the tightness of yarns during weft laying can be adjusted by rotating the weft laying rod 11, when the locking cap 20 is locked, the locking cap 20 is pressed on the anti-skidding rubber mat 21, the rotation resistance of the locking cap 20 and the weft laying rod 11 is increased, the weft laying rod 11 is locked, and the phenomenon of rotation or looseness of the weft laying rod 11 cannot occur in the moving process.
A plurality of weft laying holes 18 are formed in the weft laying rod 11, the weft laying holes 18 correspond to the yarn guide wheels 14 one by one, namely the number of the weft laying holes 18 is equal to that of the yarn guide wheels 14;
the yarns penetrate into the plurality of weft laying holes 18 from the plurality of yarn guide wheels 14, when weft laying is carried out, the weft laying holes 18 lay the yarns flat according to the space between the weft laying holes 18, and when the weft laying rod 11 rotates, the weft laying holes 18 rotate along with the weft laying rod 11, so that the friction force of the yarns entering the weft laying holes 18 from the yarn guide wheels 14 is increased, namely the tension of the yarns between the yarn guide wheels 14 and the weft laying holes 18 is increased, the tightness of the yarns during weft laying is changed, and the elastic state of required products can be adjusted conveniently according to requirements.
The yarn feeding mechanism comprises two supporting plates 6 which are respectively fixed on the side walls of the two air cylinders 5, the upper end of each supporting plate 6 is fixedly provided with a side plate 8, the two side plates 8 are jointly and symmetrically rotatably provided with two yarn feeding shafts 16, each yarn feeding shaft 16 is fixedly sleeved with a yarn feeding roller 7, the surface of each yarn feeding roller 7 is provided with a plurality of yarn guide grooves 17, and the number of the yarn guide grooves 17 is equal to the total number of the yarn guide wheels 14 and the total number of the weft laying holes 18;
a plurality of yarns are pulled out of the raw material roller and are wound in a plurality of yarn guide grooves 17 on the side surface of the yarn feeding roller 7, then the yarns are wound on a plurality of yarn guide wheels 14 from the plurality of yarn guide grooves 17, the yarns are penetrated through a plurality of weft laying holes 18 on a plurality of weft laying rods 11 by the plurality of yarn guide wheels 14 for weft laying, the number of the yarn guide grooves 17 is equal to the total number of the yarn guide wheels 14 and the total number of the weft laying holes 18, so that the yarns which are independently wound on the yarn guide grooves 17 are respectively penetrated in each yarn guide wheel 14 and each weft laying hole 18, each yarn is only provided with a unique yarn guide wheel 14 and each weft laying hole 18 for traction, the precision in weft laying is increased, the winding phenomenon among the yarns can be ensured, the weft laying work is orderly carried out, the laying mechanism is enabled to continuously and orderly lay the yarns along with the synchronous reciprocating movement of the two air cylinders 5 on the plurality of guide rods 4, and the yarn feeding mechanism continuously and orderly feeds the yarns.
The lower ends of two connecting rods 10 which are symmetrical to each other are respectively and symmetrically fixedly provided with an electrostatic elimination box 22 and an air draft box 26, a first fan 23 is arranged in the electrostatic elimination box 22, a ventilation frame 28 is fixedly arranged in the electrostatic elimination box 22, an ion emission needle 29 is fixedly inserted in the middle of the ventilation frame 28, and the ion emission needle 29 is positioned on the right side of the first fan 23;
a second fan 27 is installed in the suction box 26.
A yarn guide tube 24 is arranged between the static electricity elimination box 22 and the air draft box 26, the yarn guide tube 24 is communicated with the static electricity elimination box 22 and the air draft box 26, a plurality of yarn guide holes 25 are symmetrically formed in the yarn guide tube 24, and the plurality of yarn guide holes 25 correspond to the plurality of weft laying holes 18 one to one.
The air inlet filter screen and the scattering filter screen are respectively embedded in the left side and the right side of the static electricity elimination box 22, one end of the yarn guide tube 24 is covered on the scattering filter screen of the static electricity elimination box 22, the air exhaust filter screen and the air exhaust filter screen are respectively embedded in the left side and the right side of the air exhaust box 26, and the other end of the yarn guide tube 24 is covered on the air exhaust filter screen of the air exhaust box 26
The ion emission needle 29 generates a large amount of charged ions which are blown into the yarn guide tube 24 by the first fan 23, so that the charged ions are neutralized by static electricity caused by friction of yarns, the static electricity on the yarns is reduced, the second fan 27 drives the airflow in the yarn guide tube 24 to be continuously and circularly discharged, the static electricity at each position on the yarns is neutralized when the wefts are laid, and the condition that the wefts are not attached due to static electricity is reduced.
When the yarn feeding device is used, a plurality of yarns on a raw material roller pass through the space between two yarn feeding rollers 7 along a plurality of yarn guide grooves 17, then the plurality of yarns are respectively wound on a plurality of yarn guide wheels 14 on a plurality of yarn guide shafts 13, each yarn passes through a weft laying hole 18 and finally passes out along a yarn guide hole 25, and at the moment, the yarns are limited by the uniquely corresponding yarn guide grooves 17, the yarn guide wheels 14, the weft laying holes 18 and the yarn guide holes 25, so that the condition that the yarns are mutually interfered during working is avoided;
when the weft laying is started, two air cylinders 5 are controlled to move on a plurality of guide rods 4, the yarn feeding mechanism starts to move to feed yarns into the weft laying mechanism, the weft laying mechanism starts to lay the weft, namely the yarns enter a plurality of weft laying holes 18 on a corresponding weft laying rod 11 from a plurality of yarn guide wheels 14 on a first yarn guide shaft 13 in the moving direction of the air cylinders 5 to start weft laying work, a plurality of yarn guide wheels 14 on the other yarn guide shafts 13 sequentially pass through a plurality of weft laying holes 18 on the corresponding weft laying rod 11 according to the moving sequence to lay the weft, namely, a plurality of layers of yarns can be laid simultaneously in a single unidirectional movement process, after the weft laying of the air cylinders 5 moves to one end of the guide rails 3, the air cylinders 5 start to move reversely to continue weft laying, at the moment, the plurality of yarn guide wheels 14 on the reverse first yarn guide shaft 13 send the yarns into the plurality of weft laying holes 18 on the corresponding weft laying rod 11, then penetrate through the plurality of yarn guide holes 25 to lay the weft in turn according to the reverse moving sequence, the yarn passing through the yarn guide hole 25 is neutralized with the static electricity on the yarn by the charged ions emitted by the ion emitting needle 29 in the yarn guide tube 24, the charged ions are uniformly blown by the first fan 23 to be neutralized in the yarn guide tube 24, the flow rate of the charged ions is accelerated by the second fan 27, the neutralization speed is increased, and the non-neutralized area on the yarn is avoided;
when the tightness of the yarns needs to be adjusted, the locking cap 20 is rotated to loosen the weft laying rod 11, then the weft laying rod 11 is rotated to enable the weft laying holes 18 in the weft laying rod 11 to rotate, when the yarns are not in contact with the inner walls of the weft laying holes 18, the tightness is the loosest at the moment, when the yarns are perpendicular to the central axis of the weft laying holes 18, the tightness is the tightest at the moment, the adjustment of the tightness of the weft laying yarns is beneficial to adjustment of the elasticity of the yarns according to the needed materials, and the fabrics with different elasticity can be conveniently woven.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (5)
1. The yarn feeding and weft laying device for the preparation of the stitch-bonded fabric comprises a fixing plate (1) and is characterized in that a plurality of connecting plates (2) are symmetrically arranged at the lower end of the fixing plate (1), two guide rails (3) are symmetrically arranged at the lower ends of the connecting plates (2) together, a plurality of guide rods (4) are fixedly arranged at the lower end of each guide rail (3), a cylinder (5) is slidably arranged on the guide rods (4), a weft laying mechanism is fixedly arranged at the lower end of the cylinder (5), and a yarn feeding mechanism is fixedly arranged at the upper end of the cylinder (5); the weft laying mechanism comprises two fixing rods (12) which are respectively fixed at the lower ends of two cylinders (5), the lower end of each fixing rod (12) is fixedly provided with a fixing strip (9), a plurality of yarn guide shafts (13) are fixedly inserted between the two fixing strips (9), the lower end of each fixing strip (9) is fixedly provided with a plurality of connecting rods (10), and a weft laying rod (11) is rotatably arranged between the two symmetrical connecting rods (10);
the weft laying rods (11) correspond to the yarn guide shafts (13) one by one, and the corresponding weft laying rods (11) and the yarn guide shafts (13) are positioned in the same plane and are parallel to each other;
a plurality of yarn guide wheels (14) are arranged on the yarn guide shaft (13) in an equidistance rotating manner;
the weft laying rod (11) is provided with a plurality of weft laying holes (18), the weft laying holes (18) correspond to the yarn guide wheels (14) one by one, namely the number of the weft laying holes (18) is equal to that of the yarn guide wheels (14);
send yarn mechanism including fixing two backup pads (6) on two cylinder (5) lateral walls respectively, every the equal fixed mounting in upper end of backup pad (6) has curb plate (8), two common symmetry is rotated and is installed two and send yarn axle (16), every send on yarn axle (16) all fixed cover to be equipped with and send yarn roller (7), every send the surface of yarn roller (7) and all seted up a plurality of guide groove (17).
2. The yarn feeding and weft laying device for the preparation of the stitch-bonded fabric according to claim 1, characterized in that two ends of the weft laying rod (11) are welded with shaft rods (19), each shaft rod (19) is inserted and penetrates through the connecting rod (10), one end of each shaft rod (19) positioned outside the connecting rod (10) is sleeved with an anti-skid rubber pad (21), and one end of each shaft rod (19) positioned outside the connecting rod (10) is provided with a locking cap (20) in a threaded manner.
3. The weft feeding and laying device for the preparation of the stitch-bonded fabric as claimed in claim 1, wherein the lower ends of two connecting rods (10) with mutually symmetrical positions are fixedly provided with an electrostatic elimination box (22) and an air draft box (26) respectively, a first fan (23) is arranged in the electrostatic elimination box (22), a ventilation frame (28) is fixedly arranged in the electrostatic elimination box (22), an ion emission needle (29) is fixedly inserted in the middle of the ventilation frame (28), and the ion emission needle (29) is positioned at the right side of the first fan (23);
and a second fan (27) is arranged in the air draft box (26).
4. The yarn feeding and weft laying device for the preparation of the stitch-bonded fabric according to claim 3, characterized in that a yarn guiding tube (24) is installed between the static eliminating box (22) and the air draft box (26) together, the yarn guiding tube (24) is communicated with the static eliminating box (22) and the air draft box (26), a plurality of yarn guiding holes (25) are symmetrically formed in the yarn guiding tube (24), and the plurality of yarn guiding holes (25) are in one-to-one correspondence with the plurality of weft laying holes (18).
5. The yarn feeding and weft laying device for the preparation of the stitch-bonded fabric according to claim 4, characterized in that an air inlet filter screen and a scattering filter screen are respectively embedded in the left side and the right side of the static eliminating box (22), one end of the yarn guide tube (24) is covered on the scattering filter screen of the static eliminating box (22), an air exhaust filter screen and an air exhaust filter screen are respectively embedded in the left side and the right side of the air exhausting box (26), and the other end of the yarn guide tube (24) is covered on the air exhaust filter screen of the air exhausting box (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911145804.XA CN111020859B (en) | 2019-11-21 | 2019-11-21 | Weft feeding and laying device for preparing stitch-bonded fabric |
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| DD111702A1 (en) * | 1973-04-28 | 1975-03-05 | ||
| DE3447643C1 (en) * | 1984-12-28 | 1986-08-07 | Karl Mayer Textil-Maschinen-Fabrik Gmbh, 6053 Obertshausen | Warp knitting machine with magazine weft device and warp knitted fabric produced on it |
| DE19726831C5 (en) * | 1997-06-24 | 2005-02-17 | Liba Maschinenfabrik Gmbh | Multiaxial machine with gantry construction |
| DE102004012305B3 (en) * | 2004-03-11 | 2005-12-29 | Karl Mayer Malimo Textilmaschinenfabrik Gmbh | Method and device for laying slivers of filaments |
| CN101338479A (en) * | 2008-08-20 | 2009-01-07 | 王占洪 | Production facility for multi-axial tricot |
| CN102199841A (en) * | 2011-05-25 | 2011-09-28 | 振石集团恒石纤维基业有限公司 | 6Mw 30-40 degree multiaxial glass fabric stitch-bonding method |
| CN103061031B (en) * | 2013-01-28 | 2014-04-02 | 常州市第八纺织机械有限公司 | Yarn weft laying device |
| CN204023127U (en) * | 2014-01-21 | 2014-12-17 | 航天材料及工艺研究所 | A kind of for stitch bonded fabrics prepare send yarn spread Weft handling device |
| CN204491149U (en) * | 2015-02-06 | 2015-07-22 | 常州市宏发纵横新材料科技股份有限公司 | Warp knitting machine paving Weft handling device |
| CN106048874B (en) * | 2016-07-20 | 2019-06-11 | 泰山玻璃纤维有限公司 | A kind of production system and method for shuffling one-way fabric |
| CN206970819U (en) * | 2017-07-07 | 2018-02-06 | 浙江成如旦新能源科技股份有限公司 | A kind of yarn laying apparatus |
| CN109137246A (en) * | 2018-08-27 | 2019-01-04 | 浙江成如旦新能源科技股份有限公司 | A kind of carbon glass blended fabric and its production method |
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