CN202898723U - Computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation - Google Patents
Computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation Download PDFInfo
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- CN202898723U CN202898723U CN 201220507229 CN201220507229U CN202898723U CN 202898723 U CN202898723 U CN 202898723U CN 201220507229 CN201220507229 CN 201220507229 CN 201220507229 U CN201220507229 U CN 201220507229U CN 202898723 U CN202898723 U CN 202898723U
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Abstract
The utility model belongs to the knitting machinery technology field and particularly relates to a computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation. The computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation comprises the following three parts: the first part is knitting needles, needle jack sheets, pressing plates, and needle selection plates, wherein the knitting needles, the needle jack sheets, the pressing plates, and the needle selection plates are inserted in front and rear needle beds and needle grooves; the second part is a front needle bed triangle assembly which is disposed on a front triangle base plate of a machine head; and the third part is a rear needle bed triangle assembly which is disposed on a rear triangle base plate of the machine head. The triangle assemblies of the front needle bed part and the rear needle bed part are front-back asymmetric in configuration and disposition. Through position variation and cooperation of the assemblies, synchronous loop formation and lagged loop formation and other knitting of the front and rear knitting needles can be realized. The computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation is characterized in that when different fabric structures are knitted, different bent yarn loop formation modes are employed, therefore bent yarn tension force and an occurrence rate of knit faults such as broken yarns and broken holes can be lowered, resistance of the machine head in reciprocating movement processes and abrasion of loop formation machine parts can be reduced, and full play can be given to the optimum knitting performance of the knitting system.
Description
Technical field
The utility model relates to technical field of knitting machinery, but the particularly knitting system for computerized flatbed knitting machine of a kind of synchronized timing and hysteresis lopping.
Background technology
In the prior art, computer flat knitting machine is by head reciprocal traversing braiding along about the needle-bar of front and back, front needle-bar braid assembly in the head and the braid assembly of rear needle-bar not only all are designed to left-right symmetry, and the braid assembly of front needle-bar braid assembly and rear needle-bar is also symmetrical before and after each other.Therefore the file of disclosed relevant knitting system for computerized flatbed knitting machine or cam mechanism only provides the configuration and configuration illustration of front needle-bar braid assembly usually.
The patent No. is the cam mechanism that the Chinese utility model patent of ZL200820031334.5 discloses a kind of computer plain flat knitter, and the parts configuration of needle-bar cam mechanism and configuration are as shown in Figure 7 before this computer plain flat knitter.In the needle tray of needle-bar, assigning needle jack 318 and knitting needle 319 from top to bottom.Front triangle base plate 31 at head is configuring left horizontal triangle 32L and right horizontal triangle 32R, left needle jack escorts triangle 33L and right needle jack escorts triangle 33R, left needle jack guide triangular 34L and right needle jack guide triangular 34R, left knitting needle reset triangle 35L and right knitting needle reset triangle 35R, pin triangle 36L is protected on a left side and pin triangle 36R is protected on the right side, the spacing triangle 37L of left needle jack and the spacing triangle 37R of right needle jack, from left to right pin triangle 38L and from right to left pin triangle 38R, left adapter ring triangle 39L and right adapter ring triangle 39R, left elevating cam 310L and right elevating cam 310R, left sitch cam 311L and right sitch cam 311R, four digitalized needle selecting machines 312, transfer cam 313, first meets pin inclined-plane 313a and second meets pin inclined-plane 313b, left needle jack adapter ring triangle 314L and right needle jack adapter ring triangle 314R, in protect pin triangle 315, selective tucking triangle 316; Wherein, left knitting needle reset triangle 35L and right knitting needle reset triangle 35R, from left to right pin triangle 38L and from right to left pin triangle 38R, left adapter ring triangle 39L and right adapter ring triangle 39R, left elevating cam 310L and right elevating cam 310R can do the turnover motion perpendicular to cam base plate 31; Left sitch cam 311L and right sitch cam 311R can be parallel to cam base plate 31 oblique moving up and down; Except above-mentioned bolt cam, all the other triangles and digitalized needle selecting machine all are fixed on the cam base plate 31.
When this computer plain flat knitter the head left lateral time, if the leftmost slide cam selector work in four digitalized needle selecting machines 312, then make the needle jack sheet heel 318a of the needle jack 318 of choosing expose needle-bar, this moment, transfer cam 313 was imbedded cam base plate 31, left needle jack adapter ring triangle 314L shifts needle jack sheet heel 318a onto from left to right pin triangle 38L, shift again left elevating cam 310L onto, move back the circle height thereby needle jack 318 promotion knitting needles 319 are risen to; Afterwards, knitting needle pin heel 319a through in protect the effect that pin triangle 315, right sitch cam 311R, the right side protect pin triangle 36R knitting needle 319 descended, finish kinking lopping braiding; Needle jack 318 under the effect of knitting needle 319, its needle jack sheet heel 318a along the spacing triangle 37R of right needle jack, right needle jack escort triangle 33R, right needle jack guide triangular 34R moves, and makes needle jack 318 be returned to initial position.The movement locus of needle jack sheet heel 318a and knitting needle pin heel 319a when heavy line A and B are expressed as the circle braiding.
The weak point of above-mentioned system for weaving is: when the knitting needle of front and back needle-bar carries out double knitting, because the left sitch cam 311L of front needle-bar and right sitch cam 311R and the left sitch cam of rear needle-bar and right sitch cam each other front and back are symmetrical, thus the synchronous kinking lopping of knitting needle of needle-bar before and after making; This synchronous kinking lopping mode, yarn will be walked around the knitting needle of former and later two needle-bars in motion process, the knitting needle number of process is more, therefore produced larger knitting tention, when particularly weaving the fabric of positive and negative constitutional balance and adopting the yarn powerful lower, that coefficient of friction is large, bending stiffness is higher, be easy to occur the float such as broken yarn and broken hole; In addition, the resistance when larger knitting tention has also increased the head reciprocating motion has been accelerated the wearing and tearing of loop-forming element.
The utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and the configuration and the asymmetric knitting system for computerized flatbed knitting machine in configuration front and back of a kind of front needle-bar and rear needle-bar part three angular components is provided.
The utility model is achieved by following technical proposal.
But the knitting system for computerized flatbed knitting machine of synchronized timing and hysteresis lopping is comprised of following three part parts: first comprises knitting needle, needle jack, compressing tablet and the selection piece that assigns in front needle-bar and the rear needle-bar needle tray; Second portion is front needle-bar three angular components that are configured on the head front triangle base plate, comprises transfer cam, the adapter ring triangle, left sitch cam and right sitch cam, the pin triangle is protected on a left side and the pin triangle is protected on the right side, rise cam, left back-stitching cam and right back-stitching cam, left compressing tablet escorts triangle and right compressing tablet escorts triangle, left selection piece escorts triangle and right needle selection escorts triangle, left digitalized needle selecting machine and right digitalized needle selecting machine, left pre-needle selection triangle and right pre-needle selection triangle, left selection piece guide triangular and right selection piece guide triangular, a left side is needle selecting cam and right side needle selecting cam more again, left selection piece reset triangle and right selection piece reset triangle, left adapter ring pressing plate and right adapter ring pressing plate, do not weave pressing plate, middle selection piece guide triangular, tuck pressing plate and middle selection piece escort triangle; Third part is rear needle-bar three angular components that are configured on the head Vee formation base plate, comprises transfer cam, the adapter ring triangle, left sitch cam one and right sitch cam one, left sitch cam two and right sitch cam two, pin triangle one is protected on a left side and pin triangle one is protected on the right side, pin triangle two is protected on a left side and pin triangle two is protected on the right side, left hysteresis sitch cam and right hysteresis sitch cam, pin triangle three is protected on a left side and pin triangle three is protected on the right side, rise cam, left back-stitching cam one and right back-stitching cam one, left back-stitching cam two and right back-stitching cam two, left compressing tablet escorts triangle and right compressing tablet escorts triangle, left selection piece escorts triangle and right selection piece escorts triangle, left digitalized needle selecting machine and right digitalized needle selecting machine, left pre-needle selection triangle and right pre-needle selection triangle, left selection piece guide triangular and right selection piece guide triangular, a left side is needle selecting cam and right side needle selecting cam more again, left selection piece reset triangle and right selection piece reset triangle, left adapter ring pressing plate and right adapter ring pressing plate, do not weave pressing plate, middle selection piece guide triangular, tuck pressing plate and middle selection piece escort triangle.
The configuration of knitting needle described in the utility model, needle jack, compressing tablet and selection piece and the configuration in needle tray and motion are: knitting needle is in the extreme higher position; Needle jack is positioned at the below of knitting needle, and the recess of the upper end of needle jack and knitting needle bottom is inlayed, and knitting needle and needle jack are combined into one, and needle jack has the heel of needle jack sheet; Compressing tablet is positioned at the outside of the bottom of needle jack, and the top of compressing tablet has the heel of compressing tablet sheet, and the lower inside of compressing tablet has three positioning recess; Selection piece is positioned at the outside of compressing tablet, and selection piece has upper slice heel, needle selection tooth, push-pads heel and lower sheet heel; Knitting needle, needle jack, compressing tablet and selection piece can be moved up and down in needle tray by the control of relevant parts in front needle-bar and rear needle-bar three angular components, and in the moving process, by three positioning recess of compressing tablet, the heel of the compressing tablet sheet of compressing tablet is in different positions.
The configuration of front needle-bar three angular components described in the utility model and rear needle-bar three angular components all is left-right symmetry with respect to center line with configuration.In front needle-bar and rear needle-bar three angular components, the left sitch cam of front needle-bar and the left sitch cam one of right sitch cam and rear needle-bar and right sitch cam one, left sitch cam two and right sitch cam two arrange asymmetrically; The left side of front needle-bar is protected pin triangle and a right left side of protecting pin triangle and rear needle-bar and is protected pin triangle one and the right side and protect pin triangle one, a left side and protect pin triangle two and the right side and protect pin triangle two, left hysteresis sitch cam and right hysteresis sitch cam, a left side and protect pin triangle three and the right side and protect pin triangle three and arrange asymmetrically; The left back-stitching cam of front needle-bar and the left back-stitching cam one of right back-stitching cam and rear needle-bar and right back-stitching cam one, left back-stitching cam two and right back-stitching cam two arrange asymmetrically; Except the asymmetric parts in front and back, all front and back are symmetrical each other with configuration for the configuration of front needle-bar and other three angular component of rear needle-bar.
The configuration of front needle-bar and rear needle-bar part three angular components is asymmetric with the configuration front and back, its objective is evolution and cooperation by these assemblies, synchronized timing and the hysteresis lopping of knitting needle before and after realizing.
Front needle-bar three angular components described in the utility model, can be divided into two kinds of fixed and movable parts, wherein: transfer cam, the adapter ring triangle, the pin triangle is protected on a left side and the pin triangle is protected on the right side, rise cam, left back-stitching cam and right back-stitching cam, left compressing tablet escorts triangle and right compressing tablet escorts triangle, left selection piece escorts triangle and right selection piece escorts triangle, left digitalized needle selecting machine and right digitalized needle selecting machine, left pre-needle selection triangle and right pre-needle selection triangle, left selection piece guide triangular and right selection piece guide triangular, left selection piece reset triangle and right selection piece reset triangle, do not weave pressing plate, middle selection piece guide triangular and middle selection piece escort triangle, all are fixed in the front triangle base plate; It is mobile up and down that left sitch cam and right sitch cam can be parallel to the front triangle bottom plate inclined; A left side again needle selecting cam and the right side again needle selecting cam can alternately do the turnover motion perpendicular to the front triangle base plate, namely one another stretches out the front triangle base plate when imbedding the front triangle base plate; Left adapter ring pressing plate and right adapter ring pressing plate and tuck pressing plate can be done the turnover motion perpendicular to the front triangle base plate, namely imbed the front triangle base plate or stretch out the front triangle base plate.
Rear needle-bar three angular components described in the utility model, also can be divided into two kinds of fixed and movable parts, wherein: transfer cam, the adapter ring triangle, pin triangle one is protected on a left side and pin triangle one is protected on the right side, pin triangle three is protected on a left side and pin triangle three is protected on the right side, rise cam, left back-stitching cam two and right back-stitching cam two, left compressing tablet escorts triangle and right compressing tablet escorts triangle, left selection piece escorts triangle and right selection piece escorts triangle, left digitalized needle selecting machine and right digitalized needle selecting machine, left pre-needle selection triangle and right pre-needle selection triangle, left selection piece guide triangular and right selection piece guide triangular, left selection piece reset triangle and right selection piece reset triangle, do not weave pressing plate, middle selection piece guide triangular and middle part faller gill escort triangle, all are fixed in the Vee formation base plate; Left sitch cam one and right sitch cam one, left sitch cam two and right sitch cam two, left hysteresis sitch cam and right hysteresis sitch cam can be parallel to the Vee formation bottom plate inclined mobile up and down; Pin triangle two is protected on left sitch cam two and right sitch cam two, a left side and pin triangle two, left back-stitching cam one and right back-stitching cam one, left adapter ring pressing plate and right adapter ring pressing plate and tuck pressing plate are protected in the right side, can do the turnover motion perpendicular to the Vee formation base plate, imbed the Vee formation base plate or stretch out the Vee formation base plate; A left side again needle selecting cam and the right side again needle selecting cam can alternately do the turnover motion perpendicular to the Vee formation base plate, imbed the Vee formation base plate then another stretch out the Vee formation base plate for one.
But the knitting system for computerized flatbed knitting machine of synchronized timing described in the utility model and hysteresis lopping, when head reciprocal when traversing along about the front and back needle-bar of fixing flat pattern, front needle-bar three angular components on the head and rear needle-bar three angular components act on the corresponding parts in the needle-bar needle tray separately, finish various braid movements.
The utility model compared with prior art, has following beneficial effect: reasonable in design of the present utility model, make computer flat knitting machine when the different fabric construction of braiding, can adopt hysteresis lopping or synchronized timing mode, to give full play to the best knitting property of system for weaving.When weaving the reversible cloth (such as 1+1 rib stitch, 2+2 rib stitch, full cardigan tissue etc.) of positive and negative constitutional balance, adopt the again hysteresis lopping mode of kinking lopping of the then rear needle-bed knitting needle of front needle bed knitting needle elder generation kinking lopping, can reduce yarn and walk around the quantity of knitting needle, thereby reduction knitting tention, be conducive to the use of powerful low yarn, avoid the generation of the float such as broken yarn and broken hole, and the resistance can reduce the head reciprocating motion time and the wearing and tearing of loop-forming element.When the reversible cloth of braiding positive and negative Imbalance in weight (such as figured texture weave etc.) because the knitting needle of front needle-bar is according to the braiding of flower type needle selection, the not selected knitting needle of not participating in braiding can not dividing sinker to the knitting needle of rear needle-bar; If still adopt hysteresis lopping mode, can cause some knitting needle of rear needle-bar from the kinking lopping of front needle bed knitting needle, not shift the yarn section, cause the generation of the float such as knitting tention increase, broken yarn and broken hole; Therefore needle-bed knitting needle synchronized timing mode can be guaranteed carrying out smoothly and fabric quality of the process that weaves before and after adopting.
Description of drawings
Fig. 1 is composition parts of the present utility model and configuration and allocation plan.
Fig. 2 be front needle-bar of the present utility model and rear needle-bar the first time needle selection the Cam Track schematic diagram.
Fig. 3 is the Cam Track schematic diagram of the synchronous kinking lopping of the knitting needle of front needle-bar of the present utility model and rear needle-bar.
Fig. 4 is the Cam Track schematic diagram that the knitting needle of rear needle-bar of the present utility model lags behind the knitting needle kinking lopping of front needle-bar.
Fig. 5 is the Cam Track schematic diagram of the knitting needle tuck of front needle-bar of the present utility model and rear needle-bar.
Fig. 6 is the Cam Track schematic diagram of needle-bar adapter ring behind the front needle-bar barring-on of the present utility model.
Fig. 7 is the structural representation of a kind of computer flat knitting machine cam mechanism of prior art.
The specific embodiment
For the ease of those skilled in the art's understanding, below in conjunction with embodiment and accompanying drawing the utility model is further described, the content that embodiment is mentioned not is to restriction of the present utility model.
As shown in Figure 1 composition parts of the present utility model and configuration and allocation plan, wherein the first half is rear needle-bar braid assembly, the latter half is front needle-bar braid assembly.
When about head back and forth during transverse motion, can be achieved as follows braid movement: synchronized timing, hysteresis lopping, tuck, do not weave, barring-on and adapter ring.Whether the specific embodiment and digitalized needle selecting machine the turnover position of moving part and relevant to the effect of parts in the needle tray on needle selection, the head cam base plate.
No matter carry out which kind of braid movement, the selection piece 4 in front needle-bar and the rear needle-bar all needs through twice needle selection.Selection piece 4 moves towards the system for weaving left and right sides, and its needle selection tooth 4b is the needle selection first time through left digitalized needle selecting machine 14L or right digitalized needle selecting machine 14R, left digitalized needle selecting machine 14 ' L or right digitalized needle selecting machine 14 ' R; Selection piece 4 is towards the system for weaving central mobile, and its needle selection tooth 4b is the needle selection second time through left digitalized needle selecting machine 14L or right digitalized needle selecting machine 14R, left digitalized needle selecting machine 14 ' L or right digitalized needle selecting machine 14 ' R.By left digitalized needle selecting machine 14L and right digitalized needle selecting machine 14R, left digitalized needle selecting machine 14 ' L and right digitalized needle selecting machine 14 ' R choosing and not choosing selection piece 4, and left pre-needle selection triangle 15L, right pre-needle selection triangle 15R and left pre-needle selection triangle 15 ' L and right pre-needle selection triangle 15 ' R, left selection piece guide triangular 16L and right selection piece guide triangular 16R and left selection piece guide triangular 16 ' L and right selection piece guide triangular 16 ' R, a left side is needle selecting cam 17L and right side needle selecting cam 17R and left side needle selecting cam 17 ' L and right side needle selecting cam 17 ' R more again, left selection piece reset triangle 18L and right selection piece reset triangle 18R and left selection piece reset triangle 18 ' L and right selection piece reset triangle 18 ' R, middle selection piece guide triangular 21 and the effect of middle selection piece guide triangular 21 ' to lower heel 4d of selection piece 4, can make the selection piece 4 in front needle-bar and the rear needle-bar be in do not rise (needle selection is not chosen for the first time), rising one-level (needle selection is chosen for the first time, and needle selection is not chosen for the second time) and three kinds of height of rising secondary (No. first and second times needle selection is all chosen); Push-pads heel 4c by selection piece 4 raises three positioning recess 3b on compressing tablet 3 and the compressing tablet 3, makes accordingly the compressing tablet sheet heel 3a of compressing tablet 3 be in L, M and three positions of H.Left selection piece escorts triangle 13L and right selection piece and escorts triangle 13R and left selection piece and escort triangle 13 ' L and right selection piece and escort triangle 13 ' R, middle selection piece and escort triangle 23 and middle selection piece and escort upper slice heel 4a that triangle 23 ' acts on selection piece 4, makes selection piece 4 homings of selected rising.Left compressing tablet in front needle-bar and the rear needle-bar escorts triangle 12L and right compressing tablet escorts triangle 12R, left compressing tablet escorts triangle 12 ' L and right compressing tablet escorts triangle 12 ' R, act on the compressing tablet sheet heel 3a of the compressing tablet 3 in front needle-bar and the rear needle-bar, make the compressing tablet 3 that is in H or M position drop to the L position.
Front needle-bar as shown in Figure 2 and rear needle-bar be the Cam Track schematic diagram of needle selection for the first time, three heavy lines among the latter half front triangle arrangement of components figure wherein represent respectively the movement locus of the compressing tablet sheet heel 3a of lower heel 4d, upper slice heel 4a of selection piece 4 and compressing tablet 3 from bottom to top; The implication of three heavy lines among the first half Vee formation arrangement of components figure is similar to the latter half.Suppose Airplane Nose Right motion, front needle-bar and rear needle-bar carry out needle selection first time, at this moment the left side of front needle-bar and rear needle-bar again needle selecting cam 17L and a left side again needle selecting cam 17L ' imbed respectively front triangle base plate 5 and Vee formation base plate 5 '.The afterbody of the selection piece 4 of front needle-bar and rear needle-bar by extrapolated to needle tray, makes lower heel 4d of selection piece 4 stretch out needle tray through left selection piece reset triangle 18L and left selection piece reset triangle 18L ' time.If selection piece 4 is chosen by left digitalized needle selecting machine 14L and left digitalized needle selecting machine 14L ', selection piece tooth 4b pressurized not then, make lower heel 4d keep stretching out needle tray, lower of front needle-bar and rear needle-bar heel 4d raised one-level by a left side pre-needle selection triangle 15L and left pre-needle selection triangle 15L ' afterwards, and the compressing tablet sheet heel 3a that the selection piece 4 of front needle-bar and rear needle-bar will be in the compressing tablet 3 of L position again raises to the M position; If the selection piece 4 of front needle-bar and rear needle-bar is not chosen by left digitalized needle selecting machine 14L and left digitalized needle selecting machine 14L ', selection piece tooth 4b pressurized then, make lower heel 4d imbed needle tray, selection piece 4 is not risen by the effect of left pre-needle selection triangle 15L and left pre-needle selection triangle 15L ' subsequently, and therefore the compressing tablet sheet of the compressing tablet 3 of front needle-bar and rear needle-bar heel 3a remains on the L position.The movement locus of lower of not selected selection piece 4 heel 4d, upper slice heel 4a and compressing tablet 3 is shown in thick dashed line among the figure.
The Cam Track schematic diagram of the synchronous kinking lopping of knitting needle of front needle-bar as shown in Figure 3 and rear needle-bar, four heavy lines among the latter half front triangle arrangement of components figure wherein represent respectively the movement locus of needle jack sheet heel 2a of compressing tablet sheet heel 3a, the needle jack 2 of lower heel 4d, upper slice heel 4a, the compressing tablet 3 of selection piece 4 from bottom to top; The implication of four heavy lines among the first half Vee formation arrangement of components figure is similar to the latter half.Suppose that Nose Left motion carries out needle selection second time, at this moment a left side again needle selecting cam 17L and a left side again needle selecting cam 17L ' stretch out respectively front triangle base plate 5 and Vee formation base plate 5 '.For the first time the selected front needle-bar of needle selection and the selection piece 4 of rear needle-bar are chosen by left digitalized needle selecting machine 14L and left digitalized needle selecting machine 14L ' for the second time, it is not pressurized of selection piece tooth 4b, make lower heel 4d keep stretching out needle tray, then lower sheet heel 4d is subjected to again needle selecting cam 17L and the left side effect of the needle selecting cam 17L ' one-level that rises again again of a left side, thereby the compressing tablet sheet heel 3a that will be in the compressing tablet 3 of M position raises to the H position.The compressing tablet sheet heel 3a of front needle-bar and rear needle-bar is not acted on through pressing plate the time, makes the needle jack sheet heel 2a of the needle jack 2 of front needle-bar and rear needle-bar stretch out needle tray.If right sitch cam 28 this moment ' Rb, the right side protect pin triangle 29 ' Rb, right back-stitching cam 1 ' Ra stretches out Vee formation base plate 5 ', then before the needle jack 2 of needle-bar drive before the knitting needle 1 of needle-bar move along rise cam 10, right sitch cam 8R and right back-stitching cam 11R; The knitting needle 1 of needle-bar was along rise cam 10 ', right sitch cam 1 after the needle jack 2 of rear needle-bar drove ' Ra and right sitch cam 28 ' Rb, right back-stitching cam 1 ' Ra and right back-stitching cam 2 11 ' Rb moves; Therefore the synchronous kinking lopping of knitting needle of front needle-bar and rear needle-bar.In addition, when Nose Left motion is carried out the second time during needle selection, the selection piece 4 of not selected front needle-bar and rear needle-bar is not owing to passing through resetting of left selection piece reset triangle 18L and left selection piece reset triangle 18L ' for the first time, namely descend sheet heel 4d still to imbed needle tray, so can not be subject to left pre-needle selection triangle 15L and left pre-needle selection triangle 15L ' and a left side again needle selecting cam 17L and a left side again needle selecting cam 17L ' effect and rise, the compressing tablet sheet of the compressing tablet 3 of front like this needle-bar and the rear needle-bar 3a that calls in person still remains on the L position.Then compressing tablet sheet heel 3a is being pressed into needle tray when not weaving pressing plate 20 and not weaving pressing plate 20 ', make the needle jack sheet heel 2a of the needle jack 2 of the front needle-bar of pressurized and rear needle-bar also imbed needle tray, the needle jack 2 of front needle-bar and rear needle-bar can not rise along rise cam 10 and rise cam 10 ', and therefore the front needle-bar of the selection piece 4 same needle tray tops of not selected front needle-bar and rear needle-bar and the knitting needle 1 of rear needle-bar do not weave for the first time.
Rear pin as shown in Figure 4 lags behind the Cam Track schematic diagram of front pin kinking lopping, and the track implication that represents of four heavy lines is identical with Fig. 3 up and down.Suppose that Nose Left motion carries out needle selection second time, at this moment the left side of front needle-bar and rear needle-bar again needle selecting cam 17L and a left side again needle selecting cam 17L ' stretch out respectively front triangle base plate 5 and Vee formation base plate 5 '.The selected selection piece 4 of needle selection is chosen by left digitalized needle selecting machine 14R and left digitalized needle selecting machine 14R ' for the second time for the first time, it is not pressurized of selection piece tooth 4b, make lower heel 4d keep stretching out needle tray, then lower sheet heel 4d is subjected to again needle selecting cam 17L and the left side effect of the needle selecting cam 17L ' one-level that rises again again of a left side, thereby the compressing tablet sheet heel 3a that will be in the compressing tablet 3 of M position raises to the H position.Compressing tablet sheet heel 3a is not acted on through pressing plate 3 time, makes the needle jack sheet heel 2a of needle jack 2 stretch out needle tray.If right sitch cam 28 this moment ' Rb, the right side protect pin triangle 29 ' Rb, right back-stitching cam 1 ' Ra imbeds Vee formation base plate 5 ', the knitting needle 1 of needle-bar was along rise cam 10 ', right hysteresis sitch cam 9 ' Rc, right back-stitching cam 2 11 after the needle jack 2 of needle-bar drove then ' the Rb motion, and the knitting needle 1 that the needle jack 2 of front needle-bar drives front needle-bar moves along rise cam 10, right sitch cam 8R, right back-stitching cam 11R, and the knitting needle 1 of therefore rear needle-bar lags behind the knitting needle 1 kinking lopping of front needle-bar.As can be seen from Figure 4, the sinking depth of right sitch cam 8R (oblique dropping distance) is greater than right hysteresis sitch cam 9 ' Rc, and this is that knitting needle 1 for front needle-bar forms the coil that lengthens so that dividing sinker is to the knitting needle 1 kinking lopping of rear needle-bar afterwards; Dotted line A-A ' shows in addition, and the knitting needle 1 beginning sinking point B of rear needle-bar is slightly early than the knitting needle 1 back stitching end point C of front needle-bar, namely after during the knitting needle 1 beginning kinking of needle-bar before the knitting needle 1 of needle-bar gone up to have loosened yarn; These measures have reduced the yarn tension on the knitting needle 1 of the knitting needle 1 of front needle-bar in the kinking knitting cycle and rear needle-bar.
The Cam Track schematic diagram of front needle-bar as shown in Figure 5 and the knitting needle tuck of rear needle-bar, the track implication that represents of four heavy lines is identical with Fig. 3 up and down.Suppose that Nose Left motion carries out needle selection second time, at this moment the left side of front needle-bar and rear needle-bar again needle selecting cam 17L and a left side again needle selecting cam 17L ' stretch out respectively front triangle base plate 5 and Vee formation base plate 5 '.For the first time the selection piece 4 of the selected front needle-bar of needle selection and rear needle-bar is not selected through left digitalized needle selecting machine 14L and left digitalized needle selecting machine 14L ' time, the selection piece tooth 4b pressurized that is front needle-bar and rear needle-bar makes lower heel 4d of front needle-bar and rear needle-bar imbed needle tray, follow front needle-bar and rear needle-bar lower heel 4d and can not be subjected to the again again effect of needle selecting cam 17L ' and the one-level that rises again of needle selecting cam 17L and a left side of a left side, therefore the compressing tablet 3 not liftings of front needle-bar and rear needle-bar, compressing tablet sheet heel 3a still is in the M position.If this moment tuck pressing plate 22 and tuck pressing plate 22 ', the right sitch cam 28 of rear needle-bar ' Rb, pin triangle 29 is protected on the right side ' Rb, right back-stitching cam 1 ' Ra stretches out corresponding Vee formation base plate 5 ', and left adapter ring pressing plate 19L and right adapter ring pressing plate 19R and left adapter ring pressing plate 19 ' L and right adapter ring pressing plate 19 ' R imbed respectively front triangle base plate 5, Vee formation base plate 5 ', then the compressing tablet 3 of front needle-bar and rear needle-bar is through left adapter ring pressing plate 19L and left adapter ring pressing plate 19 ' L the time, its compressing tablet sheet heel 3a not pressurized stretches out needle tray, make the needle jack sheet heel 2a of the needle jack 2 of the front needle-bar of pressurized not and rear needle-bar also stretch out needle tray, then compressing tablet sheet heel 3a pressurized through tuck pressing plate 22 and tuck pressing plate 22 ' time is imbedded needle tray, make its needle jack sheet heel of needle jack 2 pressurizeds 2a also imbed needle tray, therefore needle jack 2 drives knitting needles 1 and no longer rises after rise cam 10 and rise cam 10 ' rise to certain altitude, but horizontal movement one segment distance, the knitting needle 1 of needle-bar was along right sitch cam 8R before the needle jack 2 of needle-bar drove then, right back-stitching cam 11R motion, the knitting needle 1 of needle-bar was along right sitch cam 1 after the needle jack 2 of rear needle-bar drove ' Ra, right sitch cam 28 ' Rb, right back-stitching cam 1 ' Ra and right back-stitching cam 2 11 ' Rb motion, therefore the knitting needle 1 synchronous tuck of front needle-bar and rear needle-bar.
The Cam Track schematic diagram of needle-bar adapter ring behind the front needle-bar barring-on as shown in Figure 6, the track implication that represents of four heavy lines is identical with Fig. 3 up and down.Suppose that Nose Left motion carries out needle selection second time, at this moment the left side of front needle-bar and rear needle-bar again needle selecting cam 17L and a left side again needle selecting cam 17L ' stretch out respectively front triangle base plate 5 and Vee formation base plate 5 '.For the first time the selection piece 4 of the selected front needle-bar of needle selection is chosen for the second time by left digitalized needle selecting machine 14L, and the compressing tablet sheet heel 3a of compressing tablet 3 that will be in the front needle-bar of M position raises to the H position; For the first time the selection piece 4 of the selected rear needle-bar of needle selection is not selected through left digitalized needle selecting machine 14L ' time, makes the compressing tablet sheet heel 3a of the compressing tablet 3 of rear needle-bar still be in the M position.Move down if this moment, left sitch cam 8L was oblique, left adapter ring pressing plate 19 ' L, right sitch cam 28 ' Rb, the right side protect pin triangle 29 ' Rb, right back-stitching cam 1 ' Ra stretches out Vee formation base plate 5 ', and tuck pressing plate 22 ', right adapter ring pressing plate 19 ' R are imbedded Vee formation base plate 5 ', the knitting needle 1 of needle-bar rose on the inclined-plane, the outside of left sitch cam 8L first before then the needle jack 2 of front needle-bar drove, further risen by the effect of transfer cam 6, move subsequently knitting needle 1 barring-on of therefore front needle-bar along right sitch cam 8R and right back-stitching cam 11R; The then compressing tablet sheet of needle-bar heel 3a pressurized through left adapter ring pressing plate 19 ' L the time is imbedded needle tray, the needle jack sheet heel 2a that makes rear needle-bar also pressurized imbeds needle tray, then compressing tablet sheet heel 3a release of pressure through tuck pressing plate 22 ' and right adapter ring pressing plate 19 ' R the time stretches out needle tray, make the needle jack sheet heel 2a of rear needle-bar also stretch out needle tray, therefore the knitting needle 1 of needle-bar did not rise along rise cam 10 ' in the incipient stage after the needle jack 2 of needle-bar drove after, then rise along adapter ring triangle 7 ', subsequently along right sitch cam 28 ' Rb, right back-stitching cam 1 ' Ra and right back-stitching cam 2 11 ' Rb motion is from knitting needle 1 adapter ring of needle-bar then.
Above content only is preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (9)
1. but the knitting system for computerized flatbed knitting machine of synchronized timing and hysteresis lopping is characterized in that, is comprised of following three part parts:
First comprises knitting needle (1), needle jack (2), compressing tablet (3) and the selection piece (4) that assigns in front needle-bar and the rear needle-bar needle tray;
Second portion comprises transfer cam (6) for being configured in front needle-bar three angular components on the head front triangle base plate (5), adapter ring triangle (7), left sitch cam (8L) and right sitch cam (8R), pin triangle (9L) is protected on a left side and pin triangle (9R) is protected on the right side, rise cam (10), left back-stitching cam (11L) and right back-stitching cam (11R), left compressing tablet escorts triangle (12L) and right compressing tablet escorts triangle (12R), left selection piece escorts triangle (13L) and right needle selection escorts triangle (13R), left digitalized needle selecting machine (14L) and right digitalized needle selecting machine (14R), left pre-needle selection triangle (15L) and right pre-needle selection triangle (15R), left selection piece guide triangular (16L) and right selection piece guide triangular (16R), a left side is needle selecting cam (17L) and right side needle selecting cam (17R) more again, left selection piece reset triangle (18L) and right selection piece reset triangle (18R), left adapter ring pressing plate (19L) and right adapter ring pressing plate (19R), do not weave pressing plate (20), middle selection piece guide triangular (21), tuck pressing plate (22) and middle selection piece escort triangle (23);
Third part comprises transfer cam (6 ') for being configured in rear needle-bar three angular components on the head Vee formation base plate (5 '), adapter ring triangle (7 '), left sitch cam one (8 ' La) and right sitch cam one (8 ' Ra), left sitch cam two (8 ' Lb) and right sitch cam two (8 ' Rb), pin triangle one (9 ' La) is protected on a left side and pin triangle one (9 ' Ra) is protected on the right side, pin triangle two (9 ' Lb) is protected on a left side and pin triangle two (9 ' Rb) is protected on the right side, left hysteresis sitch cam (9 ' Lc) and right hysteresis sitch cam (9 ' Rc), pin triangle three (9 ' Ld) is protected on a left side and pin triangle three (9 ' Rd) is protected on the right side, rise cam (10 '), left back-stitching cam one (11 ' La) and right back-stitching cam one (11 ' Ra), left back-stitching cam two (11 ' Lb) and right back-stitching cam two (11 ' Rb), left compressing tablet escorts triangle (12 ' L) and right compressing tablet escorts triangle (12 ' R), left selection piece escorts triangle (13 ' L) and right needle selection escorts triangle (13 ' R), left digitalized needle selecting machine (14 ' L) and right digitalized needle selecting machine (14 ' R), left pre-needle selection triangle (15 ' L) and right pre-needle selection triangle (15 ' R), left selection piece guide triangular (16 ' L) and right selection piece guide triangular (16 ' R), a left side is needle selecting cam (17 ' L) and right side needle selecting cam (17 ' R) more again, left selection piece reset triangle (18 ' L) and right selection piece reset triangle (18 ' R), left adapter ring pressing plate (19 ' L) and right adapter ring pressing plate (19 ' R), do not weave pressing plate (20 '), middle selection piece guide triangular (21 '), tuck pressing plate (22 ') and middle selection piece escort triangle (23 ').
But 2. the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: described knitting needle (1) is arranged in the needle tray extreme higher position; Described needle jack (2) is positioned at the below of knitting needle (1), and the recess of the bottom of the upper end of needle jack (2) and knitting needle (1) is inlayed, and knitting needle (1) is combined into one with needle jack (2), and needle jack (2) has needle jack sheet heel (2a); Described compressing tablet (3) is positioned at the outside of the bottom of needle jack (2), and the top of compressing tablet (3) has compressing tablet sheet heel (3a), and the lower inside of compressing tablet (3) has three positioning recess (3b); Described selection piece (4) is positioned at the outside of compressing tablet (3), and selection piece (4) has upper slice heel (4a), needle selection tooth (4b), push-pads heel (4c) and lower sheet heel (4d).
3. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: described knitting needle (1), needle jack (2), compressing tablet (3) and selection piece (4) move up and down in needle tray, in the moving process, by three positioning recess (3b) of compressing tablet (3), the compressing tablet sheet of compressing tablet (3) heel (3a) is in different positions.
4. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping is characterized in that: the configuration of described front needle-bar three angular components and rear needle-bar three angular components all is left-right symmetry with respect to center line with configuration; In front needle-bar three angular components and rear needle-bar three angular components, the left sitch cam (8L) of front needle-bar and right sitch cam (8R) arrange asymmetrically with left sitch cam one (8 ' La) and right sitch cam one (8 ' Ra), left sitch cam two (8 ' Lb) and the right sitch cam two (8 ' Rb) of rear needle-bar; The left side of front needle-bar is protected pin triangle (9L) and the right side and is protected pin triangle (9R) and the left side of rear needle-bar and protect pin triangle one (9 ' La) and the right side and protect pin triangle one (9 ' Ra), a left side and protect pin triangle two (9 ' Lb) and the right side and protect pin triangle two (9 ' Rb), left hysteresis sitch cam (9 ' Lc) and right hysteresis sitch cam (9 ' Rc), a left side and protect pin triangle three (9 ' Ld) and the right side and protect pin triangle three (9 ' Rd) and arrange asymmetrically; The left back-stitching cam (11L) of front needle-bar and right back-stitching cam (11R) arrange asymmetrically with left back-stitching cam one (11 ' La) and right back-stitching cam one (11 ' Ra), left back-stitching cam two (11 ' Lb) and the right back-stitching cam two (11 ' Rb) of rear needle-bar.
5. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: in described front needle-bar three angular components, transfer cam (6), adapter ring triangle (7), pin triangle (9L) is protected on a left side and pin triangle (9R) is protected on the right side, rise cam (10), left back-stitching cam (11L) and right back-stitching cam (11R), left compressing tablet escorts triangle (12L) and right compressing tablet escorts triangle (12R), left selection piece escorts triangle (13L) and right selection piece escorts triangle (13R), left digitalized needle selecting machine (14L) and right digitalized needle selecting machine (14R), left pre-needle selection triangle (15L) and right pre-needle selection triangle (15R), left selection piece guide triangular (16L) and right selection piece guide triangular (16R), left selection piece reset triangle (18L) and right selection piece reset triangle (18R), do not weave pressing plate (20), middle selection piece guide triangular (21) and middle selection piece escort triangle (23), all are fixed in front triangle base plate (5).
6. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: in described front needle-bar three angular components, left sitch cam (8L) and right sitch cam (8R) are parallel to oblique the moving up and down of front triangle base plate (5); A left side again needle selecting cam (17L) and the right side again needle selecting cam (17R) alternately do the turnover motion perpendicular to front triangle base plate (5), one another stretches out front triangle base plate (5) when imbedding front triangle base plate (5); Left adapter ring pressing plate (19L) is done the turnover motion with right adapter ring pressing plate (19R) and tuck pressing plate (22) perpendicular to front triangle base plate (5), imbeds front triangle base plate (5) or stretches out front triangle base plate (5).
7. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: in described rear needle-bar three angular components, transfer cam (6 '), adapter ring triangle (7 '), pin triangle one (9 ' La) is protected on a left side and pin triangle one (9 ' Ra) is protected on the right side, pin triangle three (9 ' Ld) is protected on a left side and pin triangle three (9 ' Rd) is protected on the right side, rise cam (10 '), left back-stitching cam two (11 ' Lb) and right back-stitching cam two (11 ' Rb), left compressing tablet escorts triangle (12 ' L) and right compressing tablet escorts triangle (12 ' R), left selection piece escorts triangle (13 ' L) and right selection piece escorts triangle (13 ' R), left digitalized needle selecting machine (14 ' L) and right digitalized needle selecting machine (14 ' R), left pre-needle selection triangle (15 ' L) and right pre-needle selection triangle (15 ' R), left selection piece guide triangular (16 ' L) and right selection piece guide triangular (16 ' R), left selection piece reset triangle (18 ' L) and right selection piece reset triangle (18 ' R), do not weave pressing plate (20 '), middle selection piece guide triangular (21 ') and middle selection piece escort triangle (23 '), all are fixed in Vee formation base plate (5 ').
8. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: in described rear needle-bar three angular components, left sitch cam one (8 ' La) and right sitch cam one (8 ' Ra), left sitch cam two (8 ' Lb) and right sitch cam two (8 ' Rb), left hysteresis sitch cam (9 ' Lc) and right hysteresis sitch cam (9 ' Rc) are parallel to that Vee formation base plate (5 ') is oblique to be moved up and down; Pin triangle two (9 ' Lb) is protected on left sitch cam two (8 ' Lb) and right sitch cam two (8 ' Rb), a left side and pin triangle two (9 ' Rb), left back-stitching cam one (11 ' La) and right back-stitching cam one (11 ' Ra), left adapter ring pressing plate (19 ' L) and right adapter ring pressing plate (19 ' R), tuck pressing plate (22 ') are protected in the right side, do the turnover motion perpendicular to Vee formation base plate (5 '), imbed Vee formation base plate (5 ') or stretch out Vee formation base plate (5 '); A left side again needle selecting cam (17 ' L) and the right side again needle selecting cam (17 ' R) alternately do the turnover motion perpendicular to Vee formation base plate (5 '), imbed the Vee formation base plate another stretch out Vee formation base plate (5 ') when (5 ') for one.
9. but the knitting system for computerized flatbed knitting machine of synchronized timing according to claim 1 and hysteresis lopping, it is characterized in that: when head reciprocal when traversing along about the front and back needle-bar of fixing flat pattern, front needle-bar three angular components on the head and rear needle-bar three angular components act on the corresponding parts in the needle-bar needle tray separately, to finish braid movement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507229 CN202898723U (en) | 2012-09-29 | 2012-09-29 | Computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507229 CN202898723U (en) | 2012-09-29 | 2012-09-29 | Computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation |
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| Publication Number | Publication Date |
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| CN202898723U true CN202898723U (en) | 2013-04-24 |
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| CN 201220507229 Withdrawn - After Issue CN202898723U (en) | 2012-09-29 | 2012-09-29 | Computerized flat knitting machine knitting system capable of synchronous loop formation and lagged loop formation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851868A (en) * | 2012-09-29 | 2013-01-02 | 东莞市光庆针织服装有限公司 | Synchronous-looping and lagged-looping computerized flat knitting machine knitting system |
| CN104328594A (en) * | 2014-11-24 | 2015-02-04 | 西安工程大学 | Five-location computerized flat knitting machine knitting mechanism adopting electromagnetic needle selection |
| CN110172779A (en) * | 2019-05-28 | 2019-08-27 | 塑晟机械(嘉兴)有限公司 | A kind of dedicated knitting mechanism of 3D vamp |
-
2012
- 2012-09-29 CN CN 201220507229 patent/CN202898723U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102851868A (en) * | 2012-09-29 | 2013-01-02 | 东莞市光庆针织服装有限公司 | Synchronous-looping and lagged-looping computerized flat knitting machine knitting system |
| CN104328594A (en) * | 2014-11-24 | 2015-02-04 | 西安工程大学 | Five-location computerized flat knitting machine knitting mechanism adopting electromagnetic needle selection |
| CN110172779A (en) * | 2019-05-28 | 2019-08-27 | 塑晟机械(嘉兴)有限公司 | A kind of dedicated knitting mechanism of 3D vamp |
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