CN103628224B - Broad-width carbon-fiber knitting machine and method for producing carbon-fiber gridding cloth by using same - Google Patents
Broad-width carbon-fiber knitting machine and method for producing carbon-fiber gridding cloth by using same Download PDFInfo
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- CN103628224B CN103628224B CN201310671551.6A CN201310671551A CN103628224B CN 103628224 B CN103628224 B CN 103628224B CN 201310671551 A CN201310671551 A CN 201310671551A CN 103628224 B CN103628224 B CN 103628224B
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Abstract
The invention aims to study out special production equipment for knitting carbon-fiber gridding cloth through broad-width carbon fibers and a method for producing the carbon-fiber gridding cloth through the special production equipment. The invention has the technical scheme that a broad-width carbon-fiber knitting machine comprises a knitting-machine main body, a warp conveying device and a knitting table, wherein the warp conveying device is formed by a bottom supporting frame, a plurality of warp driving shafts and a plurality of traction driving shafts, a warp lifting and pulling device and an electric control box which are used for separating broad-width carbon-fiber tow bands up and down at intervals are also arranged on the knitting-machine main body, and a weft frame, a weft releasing device, a weft towing device, a weft cut-off device and a weft translating device are arranged on the knitting table. The invention also discloses the method for producing the carbon-fiber gridding cloth by using the broad-width carbon-fiber knitting machine. The invention has the beneficial effects that by adopting the knitting machine disclosed by the invention, the gridding-cloth knitting efficiency of the carbon-fiber tow bands after fiber expansion can be effectively improved, and the difficult problem that the carbon-fiber tow bands after fiber expansion need to be purely manually knitted is solved.
Description
Technical field
The invention belongs to technical field of textile machine, relate to the production equipment special of a kind of wide cut carbon fiber establishment grid carbon cloth and produce the method for carbon fiber mesh fabric.
Background technology
Carbon fiber is a kind of new material of excellent in mechanical performance, not only has the intrinsic intrinsic property of material with carbon element, has again the soft machinability of textile fabric concurrently, is fortifying fibre of new generation.Compared with traditional glass fibre, Young's modulus is that they are more than 3 times; It is compared with Kafra fiber, and not only Young's modulus is its about 2 times, and insoluble not swollen in organic solvent, acid, alkali, and corrosion resistance is transcendent.Its proportion is less than 1/4 of steel, and the carbon fiber resin composite material tensile strength produced is general all at more than 3500MPa, and be 7 ~ 9 times of steel, tensile modulus of elasticity is that 230 ~ 430GPa is also higher than steel.Specific strength can reach more than 2000MPa/ (g/cm3), and the specific strength of A3 steel is only 59MPa (g/cm3) left and right, and its specific modulus is also high than steel.Along with the development of the production technology of carbon fiber, more than 4 times of former wide cut carbon fibre tow can be expanded to, can realize utilizing 12K by expanding fine technology, 24K, 48K even more than 60K carbon fiber substitutes 6K, 3K even the carbon fiber effect of 1K, but when adopting traditional braiding machine to weave the wide cut carbon fibre material after expansion, extended amplitude can be caused to reduce or part reduction, every technical parameter of expansion tow is significantly lowered, for avoiding the generation of this type of phenomenon, the braiding of wide cut carbon fiber adopts pure manual or partly manual weaving manner substantially, braid efficiency is low, cost is high.
Summary of the invention
The object of the invention is work out the production equipment special of a kind of wide cut carbon fiber establishment carbon fiber mesh fabric and produce the method for carbon fiber mesh fabric, the automated production of carbon fiber mesh fabric can be realized, and solve carbon fiber be reduced in braiding process after expanding fine process expand fine before the problem of state.
Technical scheme of the present invention is:
A kind of wide cut carbon fiber knit machine, be made up of braiding machine main body, warp thread transport and braiding platform, described warp thread transport is positioned at one end of braiding machine main body, and described braiding platform is positioned at the other end of braiding machine main body, it is characterized in that:
Described warp thread transport is by bottom support frame, several warp thread power transmission shafts and several drawing transmission shaft composition, several drawing transmission shaft described are positioned on bottom support frame, and it is transversely arranged successively in the one end near braiding machine main body, any described drawing transmission shaft is connected by bearing with bottom support frame, described drawing transmission shaft can make through wide cut carbon fiber wire band with pulling force, make the carbon fibre tow after expansion fibre can not be reduced to the state before expanding fibre, several warp thread power transmission shafts described are positioned on bottom support frame, and it is transversely arranged successively in the one end away from braiding machine main body, any described warp thread power transmission shaft is connected by bearing with bottom support frame, any described warp thread power transmission shaft is also provided with several for placing the warp thread creel of wide cut carbon fiber wire band, any described warp thread creel is flexibly connected with warp thread power transmission shaft,
Described braiding machine main body is also provided with the warp thread pulling apparatus for being separated up and down at wide cut carbon fibre tow band interval and electric cabinet, described electric cabinet is positioned at the side of braiding machine main body, for controlling the power conveying of braiding machine entirety, described warp thread pulling apparatus is by lifting power conveying device, manual pulling apparatus, lift crossbeam and several lift tooth compositions, the side that described lift power conveying device is positioned at braiding machine main body is fixedly connected with braiding machine main body, the below that described manual pulling apparatus is positioned at lift power conveying device is connected by chain with lift power conveying device, described lift crossbeam is connected by chain transmission axle with lift power conveying device, several lift teeth described are evenly spaced is distributed in lift crossbeam lower end, any described lift tooth is provided with and send yarn hole, the described shape in yarn hole of sending is rectangle, make through wide cut carbon fiber wire band with pulling force, and the carbon fibre tow after the shape of rectangle makes expansion fibre can not be reduced to the state before expanding fibre, described warp thread pulling apparatus is crisscross arranged for former and later two, with make through wide cut carbon fibre tow interband be separated with separating up and down of sequence, be convenient to weft yarn penetrate from centre,
Described braiding platform is provided with weft yarn creel, weft yarn puts yarn feeding device, weft yarn draw-gear, Weft cutting-off apparatus and weft yarn translating device composition, one end that described weft yarn creel is positioned at braiding platform is fixedly connected with braiding platform, described weft yarn draw-gear is positioned at the other end of braiding platform, described weft yarn puts the side that yarn feeding device and Weft cutting-off apparatus are positioned at weft yarn creel, and both are fixedly connected with braiding platform, described weft yarn puts yarn feeding device by stepper motor, stepping sensor and directive wheel composition, described stepper motor is positioned at the side of weft yarn creel, described stepper motor is provided with the stepping sensor for Received signal strength, described directive wheel is some groups, any described directive wheel regulates by locking nut, to ensure drive weft yarn transmission and ensure the indeformable tension force of weft yarn, described Weft cutting-off apparatus is positioned at weft yarn and puts the side of yarn feeding device away from weft yarn creel, described Weft cutting-off apparatus is by cylinder inductor, filament cutting mechanism and weft yarn holder composition, described filament cutting mechanism is provided with cylinder inductor and controls filament cutting mechanism startup for Received signal strength, described weft yarn restitope is in the bottom of filament cutting mechanism, described weft yarn holder is fixedly connected with filament cutting mechanism, described weft yarn draw-gear is by servomotor, drive link, gripping is pointed, finger cylinder and transmission slide rail composition, described transmission slide rail is fixedly connected with braiding platform, described drive link is flexibly connected with transmission slide rail, described transmission slide rail is provided with the servomotor controlling drive link motion for Received signal strength, the gripping finger of described weft yarn draw-gear is positioned at one end of drive link, described gripping finger is provided with the finger cylinder for giving gripping finger opening and closing power, in the both sides of described braiding platform, respectively there is a weft yarn translating device, any described weft yarn translating device is by mechanical arm, gripping finger and translation drive unit composition, described translation drive unit is fixedly connected with braiding platform, described mechanical arm is fixedly connected with translation drive unit, seesawed by translation drive unit driving mechanical arm, the gripping finger of described weft yarn translating device is positioned at one end of mechanical arm, the gripping finger of described weft yarn translating device is fixedly connected with mechanical arm, described weft yarn is put yarn feeding device and is released by micro-machine the gripping fingerhold that a small amount of weft yarn is convenient to weft yarn draw-gear, the weft yarn holder of described Weft cutting-off apparatus can be put to weft yarn a small amount of weft yarn that yarn feeding device releases when cutting off weft yarn and be held up, to ensure the accuracy of the gripping fingerhold weft yarn of weft yarn draw-gear further, Scroll and release paper roll is also provided with, for collecting the carbon fiber mesh fabric woven under described braiding platform.
Further, described weft yarn is put yarn feeding device, Weft cutting-off apparatus and weft yarn draw-gear and is arranged on an axis, to ensure the accuracy of the gripping fingerhold weft yarn of weft yarn draw-gear;
Further, described weft yarn draw-gear gripping finger front end and weft yarn holder be in same vertical plane, to ensure the accuracy of the gripping fingerhold weft yarn of weft yarn draw-gear.
Further, described warp thread pulling apparatus can be replaced by according to the width of wide cut carbon fiber wire band the warp thread pulling apparatus that difference send yarn hole dimension.
Further, described weft yarn puts the length of yarn feeding device by directive wheel releasing weft yarn for leaning out the outer 3-5cm of weft yarn holder.
Further, each move distance of described Scroll is adjustable, and move distance is the width of the carbon fiber wire band after woven cloth expansion fibre used.
Further again, described warp thread creel and/or weft yarn creel are equipped with and judge according to creel rotary distance the warning device that carbon fiber wire band will be used up.
Further again, the bite of described gripping finger is provided with rubber layer.
Further again, the material of described lift crossbeam, lift tooth, drive link, mechanical arm is stainless steel.
Use wide cut carbon fiber knit machine to produce a method for carbon fiber mesh fabric, comprise the steps, it is characterized in that:
Steps A: a kind of method using wide cut carbon fiber knit machine to produce carbon fiber mesh fabric, the storage paper of release paper roll is placed on braiding platform, and Scroll is sent in one end of storage paper, be placed on warp thread creel by organizing the carbon fiber wire band after expanding fibre more, by expand the carbon fiber wire band after fibre by drawing transmission shaft penetrate respectively warp thread pulling apparatus lifts tooth send in yarn hole, be placed on the storage paper on braiding platform, carbon fiber wire band after expanding fibre by one group is placed on weft yarn creel, by expand the carbon fiber wire band after fibre penetrate put on yarn feeding device several directive wheels between, be placed in the weft yarn holder of Weft cutting-off apparatus, and lean out 3-5cm,
Step B: electric cabinet controls to start braiding machine, and two pulling apparatus one move upward, and one moves downward, expands the carbon fiber wire band after fibre and is often separated by about one by organizing more and separates;
Step C: weft yarn draw-gear starts, the drive link on transmission slide rail is driven to move to Weft cutting-off apparatus direction by servomotor, the finger cylinder inductor Received signal strength of drive link front end, the gripping finger of weft yarn draw-gear is opened, finger cylinder inductor Received signal strength behind carbon fiber wire band position after the expansion fibre of the 3-5cm that the gripping finger motion of the weft yarn draw-gear of drive link front end leans out to weft yarn holder, the gripping finger of weft yarn draw-gear is closed, and the carbon fiber wire band after expanding fibre is stung the other end straining at and drag back braiding platform;
Step D: the weft yarn translating device of braiding platform both sides starts, the finger cylinder inductor Received signal strength of weft yarn translating device, the gripping finger of weft yarn translating device is opened, moved forward by translation drive unit driving mechanical arm, the gripping of weft yarn translating device finger is moved to the carbon fiber wire band position after the expansion fibre pulled go back to, finger cylinder inductor Received signal strength, the closed carbon fibre tow band clamping of will expand after fibre of gripping finger of weft yarn translating device, cylinder inductor Received signal strength, Weft cutting-off apparatus starts, by filament cutting mechanism, the carbon fiber wire band expanded after fibre is cut off,
Step e: stepping sensor Received signal strength, weft yarn is put yarn feeding device and is started, stepper motor drives directive wheel rotation to send in weft yarn holder by the carbon fiber wire band after expansion fibre, and stop after leaning out 3-5cm, simultaneously, the finger cylinder inductor Received signal strength of weft yarn draw-gear, the gripping finger of weft yarn draw-gear is opened, move after the translation drive unit driving mechanical arm of weft yarn translating device, weft yarn is drawn in on braiding platform, the finger cylinder inductor Received signal strength of weft yarn translating device, the gripping finger of weft yarn translating device is opened, the mechanical arm of weft yarn translating device moves after continuing and expands the carbon fiber wire band after fibre and throw off,
Step F: Scroll rotates the distance of the carbon fibre tow bandwidth after an expansion fibre, completes a weft yarns process;
According to the reciprocating motion of A, B, C, D, E, F process mechanism, the automation braiding of the carbon fiber wire band grid cloth after expanding fibre can be realized.
Beneficial effect of the present invention is: adopt braiding machine of the present invention, effectively can improve the grid cloth braid efficiency of the carbon fiber wire band after expanding fibre, solve the carbon fiber wire band braiding after expanding fibre and need a pure home built difficult problem, substantial saving in human and material resources cost.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present invention;
Fig. 2 is structure schematic diagram of the present invention;
Fig. 3 is overall structure schematic diagram of the present invention;
Fig. 4 is the partial enlarged drawing of warp thread pulling apparatus of the present invention;
Fig. 5 is the partial schematic diagram that weft yarn of the present invention puts yarn feeding device, weft yarn draw-gear and Weft cutting-off apparatus;
Fig. 6 is the partial enlarged drawing that weft yarn of the present invention puts yarn feeding device and Weft cutting-off apparatus;
Fig. 7 is the top view of Fig. 6 of the present invention.
In figure, 1, braiding machine main body 2, warp thread transport 3, braiding platform 4, warp thread power transmission shaft 5, drawing transmission shaft 6, bottom support frame 7, warp thread creel 8, warp thread pulling apparatus 9, lift power conveying device 10, lift crossbeam 11, lift tooth 12, send yarn hole 13, weft yarn creel 14, weft yarn puts yarn feeding device 15, weft yarn draw-gear 16, Weft cutting-off apparatus 17, weft yarn translating device 18, stepper motor 19, stepping sensor 20, directive wheel 21, cylinder inductor 22, filament cutting mechanism 23, weft yarn holder 24, servomotor 25, drive link 26, gripping finger 27, finger cylinder 28, mechanical arm 29, translation drive unit 30, Scroll 31, release paper roll 32, warning device 33, electric cabinet 34, manual pulling apparatus 35, transmission slide rail 36, finger cylinder inductor
Detailed description of the invention
Below in conjunction with accompanying drawing, brief description is made to the specific embodiment of the present invention.
It should be noted that, the technical term " one end " used in the application, " other end ", " transverse direction ", " side ", " opposite side " defines according to mechanical field and those skilled in the art direction sanctified by usage or technology general knowledge, thus those skilled in the art can be described according to the employing other technologies term that needs described completely, as with braiding machine main body for reference data, adopt " front end ", " rear end ", " transverse direction ", " longitudinal direction ", " left side ", " right side " is described, or be that reference data carries out similar description with miscellaneous part.
A kind of wide cut carbon fiber knit machine, as as described in Fig. 1,2,3,4,5,6,7, be made up of braiding machine main body 1, warp thread transport 2 and braiding platform 3, described warp thread transport 2 is positioned at one end of braiding machine main body 1, and described braiding platform 3 is positioned at the other end of braiding machine main body 1;
Described warp thread transport 2 is by bottom support frame 6, several warp thread power transmission shafts 4 and several drawing transmission shaft 5 form, several drawing transmission shaft 5 described are positioned on bottom support frame 6, and it is transversely arranged successively in the one end near braiding machine main body 1, any described drawing transmission shaft 5 is connected by bearing with bottom support frame 6, described drawing transmission shaft 5 can make through wide cut carbon fiber wire band with pulling force, make the carbon fibre tow after expansion fibre can not be reduced to the state before expanding fibre, several warp thread power transmission shafts 4 described are positioned on bottom support frame 6, and it is transversely arranged successively in the one end away from braiding machine main body 1, any described warp thread power transmission shaft 4 is connected by bearing with bottom support frame 6, any described warp thread power transmission shaft 4 is also provided with several for placing the warp thread creel 7 of wide cut carbon fiber wire band, any described warp thread creel 7 is flexibly connected with warp thread power transmission shaft 4,
Described braiding machine main body 1 is also provided with the warp thread pulling apparatus 8 for being separated up and down at wide cut carbon fibre tow band interval and electric cabinet 33, described electric cabinet 33 is positioned at the side of braiding machine main body 1, for controlling the power conveying of braiding machine entirety, described warp thread pulling apparatus 8 is by lift power conveying device 9, manual pulling apparatus 34, lift crossbeam 10 and several lift teeth 11 form, the side that described lift power conveying device 9 is positioned at braiding machine main body 1 is fixedly connected with braiding machine main body 1, the below that described manual pulling apparatus 34 is positioned at lift power conveying device 9 is connected by chain with lift power conveying device 9, described lift crossbeam 10 is connected by chain transmission axle with lift power conveying device 9, several lift teeth 11 described are evenly spaced is distributed in lift crossbeam 10 lower end, any described lift tooth 11 is provided with and send yarn hole 12, the described shape in yarn hole 12 of sending is rectangle, make through wide cut carbon fiber wire band with pulling force, and the carbon fibre tow after the shape of rectangle makes expansion fibre can not be reduced to the state before expanding fibre, described warp thread pulling apparatus 8 is crisscross arranged for former and later two, with make through wide cut carbon fibre tow interband be separated with separating up and down of sequence, be convenient to weft yarn penetrate from centre,
Described braiding platform 3 is provided with weft yarn creel 13, weft yarn puts yarn feeding device 14, weft yarn draw-gear 15, Weft cutting-off apparatus 16 and weft yarn translating device 17 form, one end that described weft yarn creel 13 is positioned at braiding platform 3 is fixedly connected with braiding platform 3, described weft yarn draw-gear 15 is positioned at the other end of braiding platform 3, described weft yarn puts the side that yarn feeding device 14 and Weft cutting-off apparatus 16 are positioned at weft yarn creel 13, and both are fixedly connected with braiding platform 3, described weft yarn puts yarn feeding device 14 by stepper motor 18, stepping sensor 19 and directive wheel 20 form, described stepper motor 18 is positioned at the side of weft yarn creel 13, described stepper motor 18 is provided with the stepping sensor 19 for Received signal strength, described directive wheel 20 is some groups, any described directive wheel 20 regulates by locking nut, to ensure drive weft yarn transmission and ensure the indeformable tension force of weft yarn, described Weft cutting-off apparatus 16 is positioned at weft yarn and puts the side of yarn feeding device 14 away from weft yarn creel 13, described Weft cutting-off apparatus 16 is by cylinder inductor 21, filament cutting mechanism 22 and weft yarn holder 23 form, described filament cutting mechanism 22 is provided with cylinder inductor 21 and starts for Received signal strength control filament cutting mechanism 22, described weft yarn holder 23 is positioned at the bottom of filament cutting mechanism 22, described weft yarn holder 23 is fixedly connected with filament cutting mechanism 22, described weft yarn draw-gear 15 is by servomotor 24, drive link 25, gripping finger 26, finger cylinder 27 and transmission slide rail 35 form, described transmission slide rail 35 is fixedly connected with braiding platform 3, described drive link 25 is flexibly connected with transmission slide rail 35, described transmission slide rail 35 is provided with the servomotor 24 controlling drive link 25 motion for Received signal strength, described gripping finger 26 is positioned at one end of drive link 25, the gripping finger 26 of described weft yarn draw-gear 15 is provided with the finger cylinder 27 pointing 26 opening and closing power for giving gripping, described finger cylinder 27 is provided with the finger cylinder inductor 36 of reception control signal, in the both sides of described braiding platform 3, respectively there is a weft yarn translating device 17, any described weft yarn translating device 17 is by mechanical arm 28, gripping finger 26 and translation drive unit 29 form, described translation drive unit 29 is fixedly connected with braiding platform 3, described mechanical arm 28 is fixedly connected with translation drive unit 29, seesawed by translation drive unit 29 driving mechanical arm 28, the gripping finger 26 of described weft yarn translating device 17 is positioned at one end of mechanical arm 28, the gripping finger 26 of described weft yarn translating device 17 is fixedly connected with mechanical arm 28, described weft yarn put yarn feeding device 14 by micro-machine 20 release a small amount of weft yarn be convenient to weft yarn draw-gear 15 gripping finger 26 clamping, the weft yarn holder 23 of described Weft cutting-off apparatus 16 can be put to weft yarn a small amount of weft yarn that yarn feeding device 14 releases when cutting off weft yarn and be held up, to ensure that the accuracy of 26 clipped weft yarns is pointed in the gripping of weft yarn draw-gear 15 further, described braiding platform is also provided with Scroll 30 and release paper roll 31 for 3 times, for collecting the carbon fiber mesh fabric woven,
Described weft yarn is put yarn feeding device 14, Weft cutting-off apparatus 16 and weft yarn draw-gear 15 and is arranged on an axis, to ensure that the accuracy of 26 clipped weft yarns is pointed in the gripping of weft yarn draw-gear 15;
Front end and the weft yarn holder 23 of the gripping finger 26 of described weft yarn draw-gear 15 are in same vertical plane, to ensure that the accuracy of 26 clipped weft yarns is pointed in the gripping of weft yarn draw-gear 15;
Described warp thread pulling apparatus 8 can be replaced by according to the width of wide cut carbon fiber wire band the warp thread pulling apparatus 8 that difference send yarn hole 12 size;
Described weft yarn is put yarn feeding device 14 and is released the length of weft yarn by directive wheel 20 for leaning out the outer 3-5cm of weft yarn holder 23;
The each move distance of described Scroll 30 is adjustable, and move distance is the width of the carbon fiber wire band after woven cloth expansion fibre used;
Described warp thread creel 7 and/or weft yarn creel 13 are equipped with and judge according to creel rotary distance the warning device 32 that carbon fiber wire band will be used up;
The bite of described gripping finger 26 is provided with rubber layer;
The material of described lift crossbeam 10, lift tooth 11, drive link 25, mechanical arm 28 is stainless steel.
A kind of method using wide cut carbon fiber knit machine to produce carbon fiber mesh fabric, the storage paper of release paper roll 31 is placed on braiding platform 3, and Scroll 30 is sent in one end of storage paper, be placed on warp thread creel 7 by organizing the carbon fiber wire band after expanding fibre more, by expand the carbon fiber wire band after fibre by drawing transmission shaft 5 penetrate respectively warp thread pulling apparatus 8 lifts tooth 11 send in yarn hole 12, be placed on the storage paper on braiding platform 3, carbon fiber wire band after expanding fibre by one group is placed on weft yarn creel 13, by expand the carbon fiber wire band after fibre penetrate put on yarn feeding device several directive wheels 20 between, be placed in the weft yarn holder 23 of Weft cutting-off apparatus 16, and lean out 3-5cm,
Electric cabinet 33 controls to start braiding machine, and two pulling apparatus one move upward, and one moves downward, and expands the carbon fiber wire band after fibre and is often separated by about one by organizing more and separates;
Weft yarn draw-gear 15 starts, the drive link 25 on transmission slide rail 35 is driven to move to Weft cutting-off apparatus 16 direction by servomotor 24, finger cylinder inductor 36 Received signal strength of drive link 25 front end, the gripping finger 26 of weft yarn draw-gear 15 is opened, the gripping finger 26 of the weft yarn draw-gear 15 of drive link 25 front end moves to finger cylinder inductor 36 Received signal strength behind the carbon fiber wire band position after the expansion fibre of the 3-5cm that weft yarn holder 23 leans out, the gripping finger 26 of weft yarn draw-gear 15 closes, carbon fiber wire band after expanding fibre is stung the other end straining at and drag back braiding platform 3,
The weft yarn translating device 17 of braiding platform 3 both sides starts, finger cylinder inductor 36 Received signal strength of weft yarn translating device 17, the gripping finger 26 of weft yarn translating device 17 is opened, moved forward by translation drive unit 29 driving mechanical arm 28, the gripping of weft yarn translating device 17 finger 26 is moved to the carbon fiber wire band position after the expansion fibre pulled go back to, finger cylinder inductor 36 Received signal strength, the closed carbon fibre tow band clamping of will expand after fibre of gripping finger 26 of weft yarn translating device 17, cylinder inductor 21 Received signal strength, Weft cutting-off apparatus 16 starts, by filament cutting mechanism 22, the carbon fiber wire band expanded after fibre is cut off,
Stepping sensor 19 Received signal strength, weft yarn is put yarn feeding device 14 and is started, stepper motor 18 drives directive wheel 20 to rotate to send in weft yarn holder 23 by expanding the carbon fiber wire band after fibre, and stop after leaning out 3-5cm, simultaneously, finger cylinder inductor 36 Received signal strength of weft yarn draw-gear 15, the gripping finger 26 of weft yarn draw-gear 15 is opened, move after the translation drive unit 29 driving mechanical arm 28 of weft yarn translating device 17, weft yarn is drawn in on braiding platform 3, finger cylinder inductor 36 Received signal strength of weft yarn translating device 17, the gripping finger 26 of weft yarn translating device 17 is opened, the mechanical arm 28 of weft yarn translating device 17 moves after continuing and expands the carbon fiber wire band after fibre and throw off,
Scroll 30 rotates the distance of the carbon fibre tow bandwidth after an expansion fibre, completes a weft yarns process;
According to said process mechanical reciprocation, the automation braiding of the carbon fiber wire band grid cloth after expanding fibre can be realized.
Electric cabinet 33 can according to produce need to Power output frequency and export distance adjust.
Embodiment: this device braiding fabric width is the 12K carbon fibre tow of 20mm, and revolution is 5 ~ 40 revs/min.
The producible carbon fibre fabric width of this device reaches as high as 1000mm, and the speed of service of braiding machine can reach 120 revs/min.The computer control system of this device all uses touch control panel, and the carbon fiber width that can be used for weaving is: 5mm to 50mm, the effective ground resistance of design of braiding machine has stopped the distortion of fiber width in braiding process.Fabric can use various braided structure to weave, and comprises plain weave, twill weave, satin weave.
Adopt braiding machine of the present invention, effectively can improve the grid cloth braid efficiency of the carbon fiber wire band after expanding fibre, solving the carbon fiber wire band braiding after expanding fibre needs a pure home built difficult problem, substantial saving in human and material resources cost.
Above one embodiment of the present of invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the present patent application scope change and improve, and all should still belong within patent covering scope of the present invention.
Claims (10)
1. a wide cut carbon fiber knit machine, be made up of braiding machine main body, warp thread transport and braiding platform, described warp thread transport is positioned at one end of braiding machine main body, and described braiding platform is positioned at the other end of braiding machine main body, it is characterized in that:
Described warp thread transport is by bottom support frame, several warp thread power transmission shafts and several drawing transmission shaft composition, several drawing transmission shaft described are positioned on bottom support frame, and it is transversely arranged successively in the one end near braiding machine main body, any described drawing transmission shaft is connected by bearing with bottom support frame, described drawing transmission shaft can make through wide cut carbon fiber wire band with pulling force, make the carbon fibre tow after expansion fibre can not be reduced to the state before expanding fibre, several warp thread power transmission shafts described are positioned on bottom support frame, and it is transversely arranged successively in the one end away from braiding machine main body, any described warp thread power transmission shaft is connected by bearing with bottom support frame, any described warp thread power transmission shaft is also provided with several for placing the warp thread creel of wide cut carbon fiber wire band, any described warp thread creel is flexibly connected with warp thread power transmission shaft,
Described braiding machine main body is also provided with the warp thread pulling apparatus for being separated up and down at wide cut carbon fibre tow band interval and electric cabinet, described electric cabinet is positioned at the side of braiding machine main body, for controlling the power conveying of braiding machine entirety, described warp thread pulling apparatus is by lifting power conveying device, manual pulling apparatus, lift crossbeam and several lift tooth compositions, the side that described lift power conveying device is positioned at braiding machine main body is fixedly connected with braiding machine main body, the below that described manual pulling apparatus is positioned at lift power conveying device is connected by chain with lift power conveying device, described lift crossbeam is connected by chain transmission axle with lift power conveying device, several lift teeth described are evenly spaced is distributed in lift crossbeam lower end, any described lift tooth is provided with and send yarn hole, the described shape in yarn hole of sending is rectangle, make through wide cut carbon fiber wire band with pulling force, and the carbon fibre tow after the shape of rectangle makes expansion fibre can not be reduced to the state before expanding fibre, described warp thread pulling apparatus is crisscross arranged for former and later two, with make through wide cut carbon fibre tow interband be separated with separating up and down of sequence, be convenient to weft yarn penetrate from centre,
Described braiding platform is provided with weft yarn creel, weft yarn puts yarn feeding device, weft yarn draw-gear, Weft cutting-off apparatus and weft yarn translating device composition, one end that described weft yarn creel is positioned at braiding platform is fixedly connected with braiding platform, described weft yarn draw-gear is positioned at the other end of braiding platform, described weft yarn puts the side that yarn feeding device and Weft cutting-off apparatus are positioned at weft yarn creel, and both are fixedly connected with braiding platform, described weft yarn puts yarn feeding device by stepper motor, stepping sensor and directive wheel composition, described stepper motor is positioned at the side of weft yarn creel, described stepper motor is provided with the stepping sensor for Received signal strength, described directive wheel is some groups, any described directive wheel regulates by locking nut, to ensure drive weft yarn transmission and ensure the indeformable tension force of weft yarn, described Weft cutting-off apparatus is positioned at weft yarn and puts the side of yarn feeding device away from weft yarn creel, described Weft cutting-off apparatus is by cylinder inductor, filament cutting mechanism and weft yarn holder composition, described filament cutting mechanism is provided with cylinder inductor and controls filament cutting mechanism startup for Received signal strength, described weft yarn restitope is in the bottom of filament cutting mechanism, described weft yarn holder is fixedly connected with filament cutting mechanism, described weft yarn draw-gear is by servomotor, drive link, gripping is pointed, finger cylinder and transmission slide rail composition, described transmission slide rail is fixedly connected with braiding platform, described drive link is flexibly connected with transmission slide rail, described transmission slide rail is provided with the servomotor controlling drive link motion for Received signal strength, the gripping finger of described weft yarn draw-gear is positioned at one end of drive link, described gripping finger is provided with the finger cylinder for giving gripping finger opening and closing power, in the both sides of described braiding platform, respectively there is a weft yarn translating device, any described weft yarn translating device is by mechanical arm, gripping finger and translation drive unit composition, described translation drive unit is fixedly connected with braiding platform, described mechanical arm is fixedly connected with translation drive unit, seesawed by translation drive unit driving mechanical arm, the gripping finger of described weft yarn translating device is positioned at one end of mechanical arm, the gripping finger of described weft yarn translating device is fixedly connected with mechanical arm, described weft yarn is put yarn feeding device and is released by micro-machine the gripping fingerhold that a small amount of weft yarn is convenient to weft yarn draw-gear, the weft yarn holder of described Weft cutting-off apparatus can be put to weft yarn a small amount of weft yarn that yarn feeding device releases when cutting off weft yarn and be held up, to ensure the accuracy of the gripping fingerhold weft yarn of weft yarn draw-gear further, Scroll and release paper roll is also provided with, for collecting the carbon fiber mesh fabric woven under described braiding platform.
2. a kind of wide cut carbon fiber knit machine according to claim 1, is characterized in that: described weft yarn is put yarn feeding device, Weft cutting-off apparatus and weft yarn draw-gear and arranged on an axis, to ensure the accuracy of the gripping fingerhold weft yarn of weft yarn draw-gear.
3. a kind of wide cut carbon fiber knit machine according to claim 1, is characterized in that: front end and the weft yarn holder of the gripping finger of described weft yarn draw-gear are in same vertical plane, to ensure the accuracy of the gripping fingerhold weft yarn of weft yarn draw-gear.
4. a kind of wide cut carbon fiber knit machine according to claim 1, is characterized in that: described warp thread pulling apparatus can be replaced by according to the width of wide cut carbon fiber wire band the warp thread pulling apparatus that difference send yarn hole dimension.
5. a kind of wide cut carbon fiber knit machine according to claim 1, is characterized in that: described weft yarn is put yarn feeding device and released the length of weft yarn by directive wheel for leaning out the outer 3-5cm of weft yarn holder.
6. a kind of wide cut carbon fiber knit machine according to claim 1, it is characterized in that: each move distance of described Scroll is adjustable, move distance is the width of the carbon fiber wire band after woven cloth expansion fibre used.
7. a kind of wide cut carbon fiber knit machine according to claim 1-6 any one, is characterized in that: described warp thread creel and/or weft yarn creel are equipped with and judge according to creel rotary distance the warning device that carbon fiber wire band will be used up.
8. a kind of wide cut carbon fiber knit machine according to claim 1-6 any one, is characterized in that: the bite of described gripping finger is provided with rubber layer.
9. a kind of wide cut carbon fiber knit machine according to claim 1-6 any one, is characterized in that: the material of described lift crossbeam, lift tooth, drive link, mechanical arm is stainless steel.
10. use wide cut carbon fiber knit machine to produce a method for carbon fiber mesh fabric, comprise the steps, it is characterized in that:
Steps A: a kind of method using wide cut carbon fiber knit machine to produce carbon fiber mesh fabric, the storage paper of release paper roll is placed on braiding platform, and Scroll is sent in one end of storage paper, be placed on warp thread creel by organizing the carbon fiber wire band after expanding fibre more, by expand the carbon fiber wire band after fibre by drawing transmission shaft penetrate respectively warp thread pulling apparatus lifts tooth send in yarn hole, be placed on the storage paper on braiding platform, carbon fiber wire band after expanding fibre by one group is placed on weft yarn creel, by expand the carbon fiber wire band after fibre penetrate put on yarn feeding device several directive wheels between, be placed in the weft yarn holder of Weft cutting-off apparatus, and lean out 3-5cm,
Step B: electric cabinet controls to start braiding machine, and two pulling apparatus one move upward, and one moves downward, expands the carbon fiber wire band after fibre and is often separated by about one by organizing more and separates;
Step C: weft yarn draw-gear starts, the drive link on transmission slide rail is driven to move to Weft cutting-off apparatus direction by servomotor, the finger cylinder inductor Received signal strength of drive link front end, the gripping finger of weft yarn draw-gear is opened, finger cylinder inductor Received signal strength behind carbon fiber wire band position after the expansion fibre of the 3-5cm that the gripping finger motion of the weft yarn draw-gear of drive link front end leans out to weft yarn holder, the gripping finger of weft yarn draw-gear is closed, and the carbon fiber wire band after expanding fibre is stung the other end straining at and drag back braiding platform;
Step D: the weft yarn translating device of braiding platform both sides starts, the finger cylinder inductor Received signal strength of weft yarn translating device, the gripping finger of weft yarn translating device is opened, moved forward by translation drive unit driving mechanical arm, the gripping of weft yarn translating device finger is moved to the carbon fiber wire band position after the expansion fibre pulled go back to, the finger cylinder inductor Received signal strength of weft yarn translating device, the closed carbon fibre tow band clamping of will expand after fibre of gripping finger of weft yarn translating device, cylinder inductor Received signal strength, Weft cutting-off apparatus starts, by filament cutting mechanism, the carbon fiber wire band expanded after fibre is cut off,
Step e: stepping sensor Received signal strength, weft yarn is put yarn feeding device and is started, stepper motor drives directive wheel rotation to send in weft yarn holder by the carbon fiber wire band after expansion fibre, and stop after leaning out 3-5cm, simultaneously, the finger cylinder inductor Received signal strength of weft yarn draw-gear, the gripping finger of weft yarn draw-gear is opened, move after the translation drive unit driving mechanical arm of weft yarn translating device, weft yarn is drawn in on braiding platform, the finger cylinder inductor Received signal strength of weft yarn translating device, the gripping finger of weft yarn translating device is opened, the mechanical arm of weft yarn translating device moves after continuing and expands the carbon fiber wire band after fibre and throw off,
Step F: Scroll rotates the distance of the carbon fibre tow bandwidth after an expansion fibre, completes a weft yarns process;
According to the reciprocating motion of A, B, C, D, E, F process mechanism, the automation braiding of the carbon fiber wire band grid cloth after expanding fibre can be realized.
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| CN103898699B (en) * | 2014-04-24 | 2015-10-28 | 江苏瓯堡纺织染整有限公司 | The creel through distance between axles can be regulated constantly |
| CN105155103B (en) * | 2015-07-15 | 2018-02-23 | 北京昂林贸烽科技有限公司 | A kind of reciprocating automatic wide cut carbon fiber braider |
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