CN101929031B - Yarn chopping device of biaxial warp knitting machine - Google Patents
Yarn chopping device of biaxial warp knitting machine Download PDFInfo
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- CN101929031B CN101929031B CN 201010273760 CN201010273760A CN101929031B CN 101929031 B CN101929031 B CN 101929031B CN 201010273760 CN201010273760 CN 201010273760 CN 201010273760 A CN201010273760 A CN 201010273760A CN 101929031 B CN101929031 B CN 101929031B
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Abstract
The invention belongs to the field of glass fiber chopping devices, in particular to the yarn chopping device of a biaxial warp knitting machine, comprising a stand, support feet and an electric cabinet, wherein the stand is provided with a paying-off mechanism, a chopping mechanism and a dispersing mechanism, wherein the paying-off mechanism can be used for shunting and uniformly paying off the glass fiber yarns; a driving roller of the chopping mechanism is used for scissoring the glass fiber yarns; and the dispersing mechanism is used for uniformly dispersing the glass fiber yarns on roller cloth. The invention has the advantages of realizing the shunting and the diversion of glass fiber strands, preventing the glass fiber strands from being twisted together during feeding, ensuring high chopping efficiency and high speed, improving the production efficiency and reducing the production cost.
Description
Technical field
The invention belongs to glass chopped device field, especially a kind of Yarn chopping device of biaxial warp knitting machine.
Background technology
Life now, sciemtifec and technical sphere development are rapidly; New material is used general; Especially textile fibreglass is used very extensively; On sports equipment, motorcar body and naval vessel body, all use textile fibreglass, be tiled in after textile fibreglass need be cut the glass strand weak point in manufacture process and carry out loop bonding on the Tobe then, can improve the intensity of glass fibre like this.The short generally speaking equipment that is adopted of cutting is the disconnected formula equipment of punching formula, and this equipment cutter adopts the mode of reciprocal feed, owing to there is idle stroke; So efficient is not high, and the glass strand after short the cutting is laid more concentrated, irregular equal; Some position of the textile fibreglass intensity of producing like this is high; Some position is low, and inhomogeneous unanimity causes substandard product easily.
Summary of the invention
The present invention is directed in the above-mentioned technology exist short cut efficient not high, cause the shortcoming of substandard product easily; A kind of Yarn chopping device of biaxial warp knitting machine is provided; It has to lack cuts the efficient height, the glass strand of lacking after cutting is laid on uniformly carries out loop bonding on the Tobe, improves the qualification rate of product.
The technical scheme that realizes the object of the invention is following:
Yarn chopping device of biaxial warp knitting machine, it comprises frame and electric cabinet, frame is provided with payingoff mechanism, chopped body, decentralized institution; Payingoff mechanism comprises inlet wire mechanism, some tracheaes and outlet mechanism, and inlet wire mechanism is provided with some tracheaes enters the hole and be connected with tracheae, and outlet mechanism is provided with some tracheaes and portals and be connected with tracheae; Chopped body comprises drive roll, driven roll and the pressure roller that laterally arranges; Drive roll is located on the frame by big motor-driven, evenly is provided with some cutting blades on the side face of drive roll, and driven roll is located at the side of drive roll; The oblique upper that pressure roller is located at driven roll is connected with the pressure roller driving mechanism; Also be provided with guiding mechanism on the frame, the two ends of drive roll are located on the guiding mechanism, and driven roll is snug fit on the guiding mechanism; Driven roll can move front and back on guiding mechanism under the driven roll driving mechanisms control, and the pressure roller driving mechanism is located on the guiding mechanism and is controlled pressure roller and is pressed in the driven roll surface; Decentralized institution comprises the dispersion roller, disperses evenly to be provided with the dispersion pin on the roller; Tracheae portals and is evenly arranged in the top of drive roll and driven roll, and in the side of pressure roller, disperses roller to be located at the below of drive roll and driven roll.
The electricity cabinet is used to control Yarn chopping device of biaxial warp knitting machine; Frame has four spikes, and the payingoff mechanism that inlet wire mechanism, some tracheaes, outlet mechanism constitute is used for the unwrapping wire with glass fiber precursor, and glass fiber precursor enters the hole from tracheae and gets into; Separate through the tracheae guiding; Portal out to send into to lack between drive roll and the driven roll from tracheae and cut,, prevent that glass fiber precursor is intertwined in the unwrapping wire process through the tracheae guiding; Chopped body comprises drive roll, driven roll and pressure roller, and drive roll is provided with spiral and is provided with cutting blade, is used for the cutting glass fibre precursor; Be cut to short yarn, the blade of spiral setting forms scissor cutting when drive roll rotates; More thoroughly more efficient than linear cutting blade cutting, driven roll can be pushed glass fiber precursor to drive roll and cut or leave drive roll away from perhaps near drive roll under the effect of driven roll driving mechanism thus; Driven roll adopts rubber rollers, guarantees the thorough and efficient of drive roll cutting, and pressure roller is pressed in the surface that driven roll is tiltedly gone up side direction through the control of pressure roller driving mechanism; Glass fiber precursor passes between pressure roller and driven roll; The location of the glass fiber precursor that keeps by pressure roller passing, and glass fiber precursor is pressed in the surface of driven roll, the frictional force of reinforcing glass fiber precursor and driven roll thus; Make glass fiber precursor in the driven roll surface tension, drive roll is thorough more, efficient in cutting like this; Tracheae portals and is evenly arranged in the top of drive roll and driven roll, can glass fiber precursor be sent into drive roll cutting uniformly; Decentralized institution comprises the dispersion roller, disperses roller to be located at the drive roll below by small machine control rotation, and the short yarn of glass fibre after the dispersion pin that evenly is provided with on the dispersion roller during rotation will cut scatter uniformly, is tiled in from the Tobe of carrying roller entering.
As optimal technical scheme, said frame has spike, and the spike side is provided with carrying roller through governor motion; Governor motion is located at the inboard of spike through installing plate; Governor motion comprises detent mechanism, balancing weight connecting plate, balancing weight, and balancing weight connecting plate and installing plate are hinged, and an end is connected with carrying roller through roller bearing units; The other end is provided with the adjustment groove; Said balancing weight is located in the adjustment groove through regulating bolt, and detent mechanism is located on the balancing weight connecting plate of roller bearing units top, and detent mechanism can stretch into the installing plate inboard.The balancing weight connecting plate is through hinged and can rotate along the hinged place with installing plate, and the carrying roller that is connected with the balancing weight connecting plate through roller bearing units thus can be because of the rotation up-down adjustment of balancing weight connecting plate, and the balancing weight connecting plate other end is provided with balancing weight; This balancing weight is adjusted the position through regulating bolt in the adjustment groove, the balance carrying roller is pressed in the pressure on the Tobe thereby regulate carrying roller thus; Detent mechanism can stretch into the installing plate inboard, and when carrying roller is not worked or Tobe when not needing carrying roller to help, it is inboard that detent mechanism just stretches into the installing plate upper surface; Carrier roller frame is got up; Carrying roller helps Tobe to get under the frame, and governor motion is used to regulate the tensile force of carrying roller to Tobe, and the effect of carrying roller is smooth when keeping Tobe to get into dispersion roller lower end; Short yarn can better evenly be tiled, and the roller bearing units band the rhombus seat.
As optimal technical scheme; Described outlet mechanism comprises escape pipe installing plate, tracheae mount pad; The escape pipe installing plate is fixed on the tracheae mount pad, and the tracheae mount pad is located in the sliding seat through slide block, and sliding seat is located on the guiding mechanism; Guiding mechanism is provided with reciprocator and is connected with the tracheae mount pad, and tracheae portals and is located on the tracheae installing plate.The air inlet pipe mounting bracket is a L bracket; It is fixed on the spike outside; Its top is installed angle bar through air inlet pipe two air inlet pipe installing plates up and down is installed; Evenly distributed two blast pipes that are provided with enter the hole on each air inlet pipe installing plate, and tracheae enters the hole and is used for glass fiber precursor and sends in the connected tracheae, to its drainage of glass fiber precursor, shunting action.
As optimal technical scheme; Described outlet mechanism comprises escape pipe installing plate, tracheae mount pad; The escape pipe installing plate is fixed on the tracheae mount pad, and the tracheae mount pad is located in the sliding seat through slide block, and sliding seat is located on the guiding mechanism; Guiding mechanism is provided with reciprocator and is connected with the tracheae mount pad, and tracheae portals and is located on the tracheae installing plate.The tracheae mount pad is used for fixing the tracheae installing plate, and the tracheae mount pad is provided with slide block, and slide block is in sliding seat; At the tracheae mount pad during with the left and right sides reciprocating motion of reciprocator; The also left and right sides reciprocating motion of tracheae installing plate, the tracheae other end are installed on the tracheae installing plate, and the glass fiber precursor that is portalled out by tracheae in the tracheae is also along with the left and right sides reciprocating motion of tracheae installing plate; Glass fiber precursor gets into when cutting between drive roll and the driven roll thus; Can evenly and cut and get up to have tension force, cutting be thorough, clear-cut, and efficient is high.
As optimal technical scheme, also be provided with gas-distributing pipe under the described outlet mechanism, this gas-distributing pipe is located on the tracheae mount pad through installing rack, and gas-distributing pipe is provided with even some gas outlets, and the gas outlet is facing to drive roll.Gas-distributing pipe is the then outside charger in square tube two ends; Stop and drive roll when not working at machine; Gas is blown on parts such as drive roll and driven roll by the gas outlet after getting into gas-distributing pipe; The short yarn of glass fibre and the sleave that remain on these parts are blown away, also can the impurity on the Tobe be blown away.
As optimal technical scheme, described cutting blade spiral is arranged on the drive roll.The cutting blade helical angle that spiral is provided be greater than 0 °, and less than 10 °, the cutting blade of spiral forms scissor cutting when the drive roll scroll-diced, fast, thoroughly, cut efficiently.
As optimal technical scheme; Described guiding mechanism comprises the bearing of frame both sides; A secondary guide rail arranged in this bearing, said drive roll is located between the guide rail through bearing, bearing through the cover of the retaining thread in bearing side set bolt and bearing matching and fixing on bearing; Said driven roll is slidingly fitted between the guide rail through sliding bearing, and sliding bearing is connected with the driven roll driving mechanism that is fixed on the bearing opposite side, and said pressure roller driving mechanism is located on the bearing.Bearing fixedly is located on the frame; Be provided with a secondary guide rail in the bearing, there is bearing at the two ends of drive roll, and this bearing overlaps matching and fixing on guide rail through the bolt and the retaining thread in the bearing of bearing side; And can pass through the position that the bolt adjustment is fixed; Also have the bearing backing plate to be used for protecting bearing between bearing side and bearing, driven roll is slidingly fitted between the guide rail through sliding bearing, and the bearing side is fixed with the driven roll driving mechanism and is connected with sliding bearing; Control driven roll thus and on guide rail, move, thus approaching perhaps away from drive roll.
As optimal technical scheme; Described driven roll driving mechanism comprises big cylinder; This big cylinder is fixed on the side of bearing through the cylinder connecting plate; Big cylinder is connected with sliding bearing through air cylinder tie rod, and through latch segment locking, the latch segment end is provided with the bakelite ball through stud between air cylinder tie rod and the sliding bearing; Described pressure roller driving mechanism comprises roller bearing, roller bearing guide rail, little cylinder, cover and little cylinder mounting plate are threaded; Pressure roller is located in the roller bearing; Roller bearing and roller bearing guide rail are slidingly matched, and little cylinder mounting plate is fixed on the roller bearing rail end, and little cylinder is fixed on the little cylinder mounting plate; The cover that is threaded on little cylinder and the roller bearing is connected, and the roller bearing guide rail is fixed on the bearing.Big air cylinder tie rod is connected with sliding bearing; Moving forward and backward of big cylinder control driven roll through latch segment locking, perhaps passed through bolt locking between pull bar and the sliding bearing; The bakelite ball that the latch segment end connects through stud can pull out latch segment or stretch into into to draw and do and the sliding bearing junction; Stingy cylinder control roller bearing moves forward at the roller bearing guide rail, thereby makes pressure roller tightly suppress driven roll, and the roller bearing guide rail is located on the guide rail clip of guide rail through bolt; Actual conditions according to the production needs; Can mediate through bolt is fixed on roller bearing on the diverse location of guide rail clip, and guide rail clip is on the guide rail of bearing, and the roller bearing guide rail just is fixed on the guide rail clip.
As optimal technical scheme; Described detent mechanism comprises spacing swivel nut, nut, bearing pin, stage clip and handle; Spacing swivel nut passes the balancing weight connecting plate and nut is fixed, and bearing pin is provided with spacing back-up ring, and compression spring sleeve is on the bearing pin between spacing back-up ring and the spacing swivel nut; Bearing pin passes spacing swivel nut and is connected with handle, and bearing pin can stretch into the inboard of installing plate.Spacing swivel nut passes the balancing weight connecting plate and nut is fixed, and bearing pin passes swivel nut and is connected with handle in the end, and spacing back-up ring and bearing pin on the bearing pin are wholely set; Spacing back-up ring and handle are located at the both sides of spacing swivel nut respectively; Stage clip is located between the spacing back-up ring and spacing swivel nut of bearing pin, when the pulling handle, can the bearing pin other end be drawn in the swivel nut; During release handle, bearing pin stretches out swivel nut again and can stretch into the inboard is installed under the effect of stage clip.
As optimal technical scheme; Described reciprocator is located on the guide rail clip of pushing down guide rail in the bearing, and it comprises motor, eccentric flange, adapter sleeve, stud, and motor via reducer is connected with eccentric flange; One adapter sleeve is movably connected on the eccentric flange through connecting bolt; The tracheae mount pad is provided with pull bar, and another adapter sleeve is movably connected on the pull bar through the pull bar connecting axle, connects through stud between two adapter sleeves.Motor is connected with eccentric flange through decelerator; Eccentric flange drives connected adapter sleeve when rotating and does circular motion; Drive stud thus and move reciprocatingly, thereby another adapter sleeve is moving back and forth about drive tracheae holder under the effect of stud.
Benefit of the present invention has been to realize shunting, the water conservancy diversion of glass fiber precursor, twists together when preventing wire feed and upsets, and precursor is realized that scissor weak point cuts, and shortly cuts the efficient height earnestly, and speed is fast, has improved production efficiency, has reduced production cost.
Description of drawings
Fig. 1 is a structure cutaway view of the present invention;
Fig. 2 is that the B-B of Fig. 1 is to cutaway view;
Fig. 3 is the side view of chopped body;
Fig. 4 is the partial side view of Fig. 1;
Fig. 5 is that the A of Fig. 1 is to view;
Fig. 6 is that the C of Fig. 5 is to view;
Fig. 7 is the N place enlarged drawing of Fig. 1;
Fig. 8 is the M place enlarged drawing of Fig. 1;
Fig. 9 is the structural representation of drive roll.
The specific embodiment
For technical scheme of the present invention better is described, combine concrete enforcement example further to set forth now.
As shown in Figure 1, Yarn chopping device of biaxial warp knitting machine, it comprises frame 1, spike 44 and electric cabinet 47; Four spikes 44 be separately fixed at frame 1 around; Spike 44 bottoms are fixed with lower margin 49 through fot screw, and electric cabinet 47 is fixed between two spikes 44 through electric cabinet installing plate 46, and electric cabinet 47 is used for the circuit and the gas circuit control of whole device; Frame 1 is provided with payingoff mechanism, chopped body, decentralized institution and guiding mechanism; Guiding mechanism comprises the bearing 68 that is fixed on frame 1 both sides and is located at the guide rail 2 in the support 68, is respectively equipped with guide rail clip on the guide rail 2 of both sides, is divided into left rail pressing plate 3 and right guide rail clip 4;
Payingoff mechanism is used for wire feed, the spinning of glass fiber precursor, and it comprises inlet wire mechanism, some tracheaes 69 and outlet mechanism.Like Fig. 1, shown in Figure 8, wherein inlet wire mechanism comprises air inlet pipe mounting bracket 42, and it is fixed on the outside of spike 44; The end of air inlet pipe mounting bracket 42 has air inlet pipe that angle bar 41 is installed by bolt; This air inlet pipe is installed angle bar 41 and comprised that two are installed angle bar, and is opposing and establish, and air inlet pipe is installed on the angle bar 41 through these two air inlet pipe installing plates 40 of bolt; Air inlet pipe installing plate 40 is provided with two parallel some tracheaes and enters hole 59, and an end of tracheae 69 is fixed on tracheae and advances on the hole 59; Like Fig. 1, Fig. 5, shown in Figure 6, outlet mechanism escape pipe installing plate 20, escape pipe installing plate 20 is fixed on the tracheae mount pad 22 through angle bar 21 is installed; Tracheae mount pad 22 two ends are provided with slide block; Slide block is slidingly fitted in the sliding seat, and slide block is made up of nylon slide block 18 and nylon slide block 19, and sliding seat is divided into reductor sliding seat 16 and sliding seat 15; Reductor sliding seat 16 and sliding seat 15 are respectively at the two ends of tracheae mount pad 22; Reductor sliding seat 16 is fixed on the left rail pressing plate 3, and sliding seat 15 is fixed on the right guide rail clip 4, and tracheae portals and 60 is evenly arranged on the escape pipe installing plate 20 and with tracheae 69 and is fixedly connected; Reciprocator is installed on the guiding mechanism to be connected with tracheae installing plate 20; Reciprocator comprises motor and speed reducer 17, and motor and speed reducer 17 is connecting eccentric flange 25, and this eccentric flange 25 is rotatable under the control of motor and speed reducer 17; Be provided with an adapter sleeve 70 and spacing through connecting bolt 26 on the eccentric flange 25 through the spacer ring 28 of connecting bolt 26 ends; This adapter sleeve 70 can rotate on connecting bolt 26, and a pull bar 72 is connected with tracheae installing plate 20, and another adapter sleeve 71 is movably connected in the end of pull bar 72 through pull bar connecting axle 29; Be connected through a connector between adapter sleeve 70 and the adapter sleeve 71; This connector is generally stud 27, and motor and reductor 17 are fixed on the reductor sliding seat 16, also carries out move left and right when adapter sleeve 70 1 connecting bolts 26 rotated for axle when eccentric flange 25 rotated; So just drive stud 27 and adapter sleeve 71 move left and right; Drive pull bar 72 move left and right when adapter sleeve 71 rotates on pull bar connecting axle 29, pull bar 72 drives tracheae installing plate 20 move left and right thus, and tracheae installing plate 20 ends also are provided with baffle plate 23; This baffle plate 23 prevents that tracheae installing plate 20 other parts or workman to machine when move left and right from producing injury, plays a protective role.
Glass fiber precursor enters hole 59 from tracheae and gets into tracheaes 69 and portalled 60 to come out to get into to lack between drive roll 5 and the driven roll 7 and cut by tracheae, and formation is to shunting, water conservancy diversion and the protection of precursor, prevents that precursor from upsetting or be affected; The effect of reciprocator is to let tracheae installing plate 20 move left and right, and when precursor got between drive roll 5 and the driven roll 7, precursor was formed on the move left and right in certain stroke; Play the effect of evenly advancing silk, weak point is cut uniform and stable, and the tracheae mount pad also is fixed with gas-distributing pipe 24 through installing rack 8 20 times; Gas-distributing pipe 24 is a square tube, and its bottom evenly is provided with some gas outlets, and the gas outlet is provided with the tracheae attaching nut 39 of tin bronze system; Can connect tracheole through this tracheae attaching nut 39; When whole device is stopped using, the ventilation at gas-distributing pipe 24 two ends, gas blows out from tracheole; Because the gas outlet is located between drive roll 5 and the driven roll 7, that just can clear up the short yarn that remains on drive roll 5, driven roll 7 and the miscellaneous part or dust, impurity etc.
Like Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 9, chopped body comprises drive roll 5, driven roll 7 and pressure roller 11, and drive roll 5 is for initiatively cutting roller; Laterally be provided with cutting blade 73 on its side face, this cutting blade curl is arranged on the surface of drive roll 5, and its helixangle is between 0 ° to 10 °; Be preferably between 0.5 ° to 8 °; Can be better between 0.8 ° to 5 ° if be controlled at helical angle, especially between 1 ° to 2 °, generally can select 1.031 ° according to requirement of client; The two ends of drive roll 5 are provided with bearing 66; Drive roll 5 is provided with cylinder overcoat 6; Drive roll 5 is driven through shaft coupling by big motor 62, and this bearing 66 is located between the guide rail 2, is provided with retaining thread cover 33 in the bearing 66; Bearing 68 sides are provided with set bolt 64 and retaining thread cover 33 and cooperate bearing 66 is fixed between the guide rail 2, bearing 66 and between between be provided with bearing backing plate 32 and protect; Driven roll 7 is a rubber rollers, and its two ends are provided with sliding bearing 65, and sliding bearing 65 is slidingly fitted between the guide rail 2; Bearing 68 sides are fixed with the driven roll driving mechanism; The driven roll driving mechanism is connected with sliding bearing 65, can drive sliding bearing 65 front and back on guide rail 2 and move, and it is approaching perhaps away from drive roll to drive driven roll 7 thus; Also be provided with case installation gripper shoe 10 and gripper shoe 9 on the frame 1 on drive roll 5 tops and be used to install case; The driven roll driving mechanism comprises big cylinder 63, and this big cylinder 63 is fixed on the side of bearing 68 through cylinder connecting plate 30, and the air cylinder tie rod 31 of big cylinder 63 is connected with sliding bearing 65 and passes through latch segment 34 and lock; Latch segment 34 is connected with bakelite ball 36 through stud 35, slides in big cylinder 63 control sliding bearings 65 front and back on guide rail; Pressure roller 11 is located at the surface of driven roll 7 oblique uppers; Pressure roller driving mechanisms control pressure roller 11 by pressure roller 11 two ends is pressed on driven roll 7 surfaces, and this pressure roller driving mechanism comprises support plate 74, and support plate 74 is through being bolted on left rail pressing plate 3 and the right guide rail clip 4; Be fixed with bearing guide 12 on the support plate 74; Bearing guide 12 ends are fixed with little cylinder mounting plate 13, and stingy cylinder 64 is installed on the little cylinder mounting plate 13, and pressure roller 11 two ends are provided with stingy cylinder sliding bearing 50; This stingy cylinder sliding bearing 50 is slidingly matched with bearing guide 12; Be provided with the little cylinder cover 14 that is threaded in the stingy cylinder sliding bearing 50 and be connected, be pressed in the surface of driven roll 7 at the control lower compression roller 11 of stingy cylinder 64 with the pull bar of stingy cylinder 64, glass fiber precursor between pressure roller 11 and the driven roll 7 interspersed get in the past to lack between drive roll 5 and the driven roll 7 cut.Aforementioned tracheae portals and 60 is located on drive roll 5 and the driven roll 7, in the side of pressure roller 11.
Like Fig. 1, shown in Figure 4, decentralized institution comprises dispersion roller 37, disperses roller 37 two ends to be located on the frame 1 through bearing and bearing backing plate 38; Disperse roller 37 to rotate through shaft coupling control, disperse roller 37 both sides to be provided with backplate 43, disperse roller 37 to be provided with and disperse pin 37a by small machine 61; Through disperseing roller 37 and disperseing pin 37a; Disperse roller 37 to be located under the drive roll 5, will pass through the short yarn of the drive roll 5 short glass fibres of cutting and evenly break up, on the Tobe that evenly tiles.
Like Fig. 1, Fig. 4, shown in Figure 7, with drive roll 5, driven roll 7, the dispersion roller 37 parallel carrying rollers 45 that are provided with, carrying roller 45 is used to help mop to get into this device provides tension force between the spike 44; Carrying roller 45 two ends are connected on the installing plate 51 that is fixed in spike 44 sides through governor motion, and governor motion comprises balancing weight connecting plate 52, and balancing weight connecting plate 52 is through bolt, fixed screw and 51 hinged cooperations of installing plate; Pin joint snub pulley 45 is connected with balancing weight connecting plate 52 through roller bearing units 53, and balancing weight connecting plate 52 1 ends are provided with the detent mechanism other end and establish the adjustment groove, and balancing weight 67 is located in the adjustment groove through regulating bolt; Can be through regulating the position of bolt adjustment balancing weight 67 on balancing weight connecting plate 52, thus the pressure of 45 pairs of Tobes of balance carrying roller is adjusted to the pressure of adaptation; Detent mechanism comprises spacing swivel nut 56, nut 57, bearing pin 55, stage clip 58 and handle 54; It is fixing with nut 57 that spacing swivel nut 56 passes balancing weight connecting plate 52, and bearing pin 55 is provided with the spacing back-up ring of one, and stage clip 58 is enclosed within on the bearing pin 55 between spacing back-up ring and the spacing swivel nut 56; Bearing pin 55 passes that swivel nut 56 is connected with handle 54 and is fixing through pin; Bearing pin 55 can stretch into the inboard of installing plate 51, when this device does not need work, and pulling handle 54; Carrying roller 45 is lifted; Release handle when bearing pin 55 is higher than installing plate 51, this moment, bearing pin 55 just was positioned at the upper surface of installing plate 51, and carrying roller 45 is hung up.
More than implement in the example, glass fiber precursor gets into through payingoff mechanism and evenly spreads on the Tobe at the entering decentralized institution after the chopped body weak point is cut into short yarn, and then makes, and the glass fibre new material of making is used very extensive, and intensity is high, and material is good.
Above true example is just to a kind of illustrating of the present invention; It is not limitation of the present invention; Any mechanism of function of the present invention and effect and device can realized all can draw through the test and simple derivation of limited number of time through those skilled in the art; Wherein can adopt hydraulic oil cylinder driving or other type of drive, the scope that every improvement of on basis of the present invention, carrying out all belongs to the present invention to be protected like driven roll driving mechanism and pressure roller driving mechanism.
Claims (10)
1. Yarn chopping device of biaxial warp knitting machine, it comprises frame and electric cabinet, it is characterized in that: frame is provided with payingoff mechanism, chopped body, decentralized institution;
Payingoff mechanism comprises inlet wire mechanism, some tracheaes and outlet mechanism, and inlet wire mechanism is provided with some tracheaes enters the hole and be connected with tracheae, and outlet mechanism is provided with some tracheaes and portals and be connected with tracheae;
Chopped body comprises drive roll, driven roll and the pressure roller that laterally arranges; Drive roll is located on the frame by big motor-driven, evenly is provided with some cutting blades on the side face of drive roll, and driven roll is located at the side of drive roll; The oblique upper that pressure roller is located at driven roll is connected with the pressure roller driving mechanism; Also be provided with guiding mechanism on the frame, the two ends of drive roll are located on the guiding mechanism, and driven roll is snug fit on the guiding mechanism; Driven roll can move front and back on guiding mechanism under the driven roll driving mechanisms control, and the pressure roller driving mechanism is located on the guiding mechanism and is controlled pressure roller and is pressed in the driven roll surface;
Decentralized institution comprises the dispersion roller, disperses evenly to be provided with the dispersion pin on the roller;
Tracheae portals and is evenly arranged in the top of drive roll and driven roll, and in the side of pressure roller, disperses roller to be located at the below of drive roll and driven roll.
2. Yarn chopping device of biaxial warp knitting machine according to claim 1 is characterized in that: said frame has spike, and the spike side is provided with carrying roller through governor motion; Governor motion is located at the inboard of spike through installing plate; Governor motion comprises detent mechanism, balancing weight connecting plate, balancing weight, and balancing weight connecting plate and installing plate are hinged, and an end is connected with carrying roller through roller bearing units; The other end is provided with the adjustment groove; Said balancing weight is located in the adjustment groove through regulating bolt, and detent mechanism is located on the balancing weight connecting plate of roller bearing units top, and detent mechanism can stretch into the installing plate inboard.
3. Yarn chopping device of biaxial warp knitting machine according to claim 1; It is characterized in that: described inlet wire mechanism comprises that air inlet pipe mounting bracket, air inlet pipe install angle bar, air inlet pipe installing plate; The air inlet pipe mounting bracket is fixed in the spike side; On the air inlet pipe mounting bracket, said tracheae advances that the hole is evenly distributed to be located on the air inlet pipe installing plate to the air inlet pipe installing plate through the ferropexy of air inlet pipe established angle.
4. Yarn chopping device of biaxial warp knitting machine according to claim 1; It is characterized in that: described outlet mechanism comprises escape pipe installing plate, tracheae mount pad; The escape pipe installing plate is fixed on the tracheae mount pad, and the tracheae mount pad is located in the sliding seat through slide block, and sliding seat is located on the guiding mechanism; Guiding mechanism is provided with reciprocator and is connected with the tracheae mount pad, and tracheae portals and is located on the tracheae installing plate.
5. Yarn chopping device of biaxial warp knitting machine according to claim 4; It is characterized in that: also be provided with gas-distributing pipe under the described outlet mechanism; This gas-distributing pipe is located on the tracheae mount pad through installing rack, and gas-distributing pipe is provided with even some gas outlets, and the gas outlet is facing to drive roll.
6. Yarn chopping device of biaxial warp knitting machine according to claim 1 is characterized in that: described cutting blade spiral is arranged on the drive roll.
7. Yarn chopping device of biaxial warp knitting machine according to claim 1; It is characterized in that: described guiding mechanism comprises the bearing of frame both sides; A secondary guide rail arranged in this bearing; Said drive roll is located between the guide rail through bearing, and bearing overlaps matching and fixing on bearing through the retaining thread in bearing side set bolt and the bearing; Said driven roll is slidingly fitted between the guide rail through sliding bearing, and sliding bearing is connected with the driven roll driving mechanism that is fixed on the bearing opposite side, and said pressure roller driving mechanism is located on the bearing.
8. Yarn chopping device of biaxial warp knitting machine according to claim 7; It is characterized in that: described driven roll driving mechanism comprises big cylinder; This big cylinder is fixed on the side of bearing through the cylinder connecting plate; Big cylinder is connected with sliding bearing through air cylinder tie rod, and through latch segment locking, the latch segment end is provided with the bakelite ball through stud between air cylinder tie rod and the sliding bearing; Described pressure roller driving mechanism comprises roller bearing, roller bearing guide rail, little cylinder, cover and little cylinder mounting plate are threaded; Pressure roller is located in the roller bearing; Roller bearing and roller bearing guide rail are slidingly matched, and little cylinder mounting plate is fixed on the roller bearing rail end, and little cylinder is fixed on the little cylinder mounting plate; The cover that is threaded on little cylinder and the roller bearing is connected, and the roller bearing guide rail is fixed on the bearing.
9. Yarn chopping device of biaxial warp knitting machine according to claim 2; It is characterized in that: described detent mechanism comprises spacing swivel nut, nut, bearing pin, stage clip and handle; Spacing swivel nut passes the balancing weight connecting plate and nut is fixed, and bearing pin is provided with spacing back-up ring, and compression spring sleeve is on the bearing pin between spacing back-up ring and the spacing swivel nut; Bearing pin passes spacing swivel nut and is connected with handle, and bearing pin can stretch into the inboard of installing plate.
10. Yarn chopping device of biaxial warp knitting machine according to claim 4; It is characterized in that: described reciprocator is located on the guide rail clip of pushing down guide rail in the bearing; It comprises motor, eccentric flange, adapter sleeve, stud; Motor via reducer is connected with eccentric flange, and an adapter sleeve is movably connected on the eccentric flange through connecting bolt, and the tracheae mount pad is provided with pull bar; Another adapter sleeve is movably connected on the pull bar through the pull bar connecting axle, connects through stud between two adapter sleeves.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010273760 CN101929031B (en) | 2010-08-30 | 2010-08-30 | Yarn chopping device of biaxial warp knitting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201010273760 CN101929031B (en) | 2010-08-30 | 2010-08-30 | Yarn chopping device of biaxial warp knitting machine |
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| CN101929031A CN101929031A (en) | 2010-12-29 |
| CN101929031B true CN101929031B (en) | 2012-01-25 |
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|---|---|---|---|---|
| CN103696117B (en) * | 2013-12-06 | 2015-05-13 | 江苏天常复合材料股份有限公司 | Warp knitting machine creel |
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| CN101929031A (en) | 2010-12-29 |
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