Summary of the invention
The technical problems to be solved in the utility model is to improve the braiding reliability and the operating efficiency of flat machine, provides a kind of and easily cooperates with the Electronic Control program, can satisfy the flat machine of braiding complex pattern and shaping garment piece needs.
The technical solution adopted in the utility model is such: flat machine, comprise the front and back corresponding two cover stitch cam base devices with the front and back needle-bar, every cover stitch cam seat is made up of two system for weaving, two loop transfer systems and four needle selecting systems, and every cover stitch cam seat has identical planar structure with the center symmetry; It is characterized in that: every cover stitch cam seat comprises a triangle motherboard and a needle selection motherboard, and the triangle motherboard is fixedlyed connected with the needle selection motherboard, and the position of triangle motherboard is higher than the needle selection motherboard; The triangle motherboard is provided with two guiding triangles, and living is embedded in the groove of triangle motherboard, and can do turnover perpendicular to the female base plate of triangle and move; Two of two rise cams, two adapter ring trigonometric sums be barring-on depressing cam, four and half triangle that resets fixedly, is packed on the triangle motherboard; Also have four oblique grooves on the triangle motherboard, four density triangular work are embedded in the described groove, and can be along the groove translation; Two active transfer cams, living is embedded in the groove of triangle motherboard 1, can do turnover perpendicular to the triangle motherboard and move; The active transfer cam of guiding trigonometric sum is linked to each other with spring by the lever that turns in the needle guide column base, constitutes the opposite mechanical interaction mechanism of direction; Four triangles that reset are embedded in the groove of triangle motherboard, and link to each other by bayonet lock, groove and the triangle trace that resets, and by the triangle trace control that resets, can do turnover perpendicular to the triangle motherboard and move; Two fixing barring-on eedle pressers are packed on the triangle motherboard; Four barring-on eedle pressers, living is embedded in the groove of triangle motherboard, and can do turnover perpendicular to the triangle motherboard and move; Two are hung order pressing plate and four two sections degree order pressing plates, and every is hung that to establish one two sections degree order pressing plates about the order pressing plate be one group, is installed in the groove of triangle motherboard, can swing up and down perpendicular to the triangle motherboard; Be fixed with four needle selection devices on the needle selection motherboard, six grades of needle selection heads are housed in every needle selection device, every grade of correspondence one needle selection tooth, every grade of needle selection head all can be perpendicular to the needle selection motherboard to lower swing; Four active triangles of needle selection, living is embedded in the groove of needle selection motherboard, and links to each other with the active triangle moving lever of needle selection by bayonet lock, groove, by the active triangle moving lever control of needle selection, can do turnover perpendicular to the needle selection motherboard and move; Resetting links to each other with drive rod between triangle trace and the active triangle moving lever of needle selection, constitutes the opposite mechanical interaction mechanism of direction, drives electromagnet when its power is moved by head and transmits, and the direction of motion is determined by the head motion direction; Guiding triangle, density triangular, active transfer cam, barring-on eedle presser, the motions of hanging order pressing plate, two sections degree order pressing plates, needle selection head are all controlled with the master control computer.
Further, rise cam of an adapter ring trigonometric sum can be made an integral body, is packed on the triangle motherboard; Described four and half reset in the triangle, and middle two make an integral body only.
Straight-bar machines of the present utility model all can be in braiding, hangs order and not weave three kinds of duties when each piece needle knitting, these three kinds of positions are according to the residing position of the push jack of every piece of knitting needle correspondence (A, H, B), reach by cooperating with barring-on eedle presser, the shift position of hanging order pressing plate, two sections degree order pressing plates.The push jack that is in the A position is hung the control of order pressing plate and guiding triangle and active transfer cam, pushes down when lower swing and is in ground, H position stitch if hang the order pressing plate, and corresponding knitting needle makes corresponding knitting needle not participate in braiding formation to hang order reaching; Decontrol stitch when upwards swinging, if the guiding triangle enters, then Dui Ying knitting needle rises to along the guiding triangle always and moves back circle fully highly, carries out the lopping braiding with being in the H position; The push jack that is in the H position is hung the order pressing plate and the control of the trigonometric sum barring-on eedle presser that leads, withdraw from, push down when the barring-on eedle presser enters stitch if hang the order pressing plate to lower swing, guiding triangle, corresponding knitting needle makes the knitting needle of correspondence not participate in to weave to form along the rising of guiding triangle and hangs order with being in the H position; Otherwise, corresponding knitting needle is risen to along the guiding triangle always move back the circle height fully, carry out the lopping braiding; The push jack that is in the B position is subjected to the fixedly control of barring-on eedle presser, and fixedly the barring-on eedle presser push jack that will be in the B position all pushes back and makes knitting needle not participate in braiding in the needle tray.Knitting needle is in A, H, three diverse locations of B, again with the barring-on eedle presser, hang the mobile different conditions of order pressing plate, two sections degree order pressing plates, and the different conditions of guiding triangle, active transfer cam turnover cooperates, by the automatic control of Electronic Control program, can weave various complex patterns and shaping garment piece.
How to reach and make push jack be in A, H, three positions of B, this is a key of finishing woven condition in the same line, and selects three positions with push jack, will just can finish through twice needle selection at least.Along with Airplane Nose Right moves, selection piece sheet tooth exposes the needle-bar surface, and push jack is in the B position, waits for needle selection.Needle selection has two states with needle selection not: if needle selection not, the choosing of a needle selection device dead beat is in original state, and selection piece is on the sheet tooth trace of six grades of selection pieces, and this moment, selection piece was pressed in the needle tray, and the needle-bar surface is not exposed in the sheet heel under the selection piece; If needle selection, the choosing of a needle selection device bottom, the sheet toe joint with selection piece does not touch, and the needle-bar surface is exposed in the sheet heel under the selection piece, begins to carry out the needle selection needle selection first time.The following heel that is pressed into the selection piece of needle tray just can not be risen along the needle selection fixed triangle, and the following heel that is not pressed into the selection piece of needle tray risen along the needle selection fixed triangle, thereby push jack is pushed into position H from position B.The active triangle of needle selection that then is in the right in the active triangle list of the needle selection group enters work, continues push jack is pushed into position A from position H.Turning head then moves to left, triangle all is pressed onto the H position with the locational push jack in A position by partly resetting, carry out the needle selection second time by the needle selection device, if needle selection, the choosing of a needle selection device bottom, the sheet toe joint with selection piece does not touch, and the needle-bar surface is exposed in the sheet heel under the selection piece, needs is hung the pairing push jack of knitting needle of order and braiding and all shifts the A position onto; The knitting needle that does not need to weave pushes back the B position by the triangle that resets; Make push jack reach A, H, three diverse locations of B like this, in same line, reach braiding like this, hang order and non-woven condition.
Straight-bar machines and front and back needle-bar be corresponding have before and after two groups of transfer cam systems, each transfer cam system has the active transfer cam of adapter ring trigonometric sum simultaneously, it can finish the barring-on of both direction in once the moving of head, be that coil both can move on to the back needle-bar by the past needle-bar, can move on to preceding needle-bar from the back needle-bar again.When head was mobile from left to right, the active transfer cam of preceding barring-on cam system entered work, was chosen as the knitting needle of participating in barring-on and rose along active transfer cam, and reach the height and position of barring-on.At this moment, the adapter ring triangle of back transfer cam system enters work, and the knitting needle of back needle-bar adapter ring rises along the adapter ring triangle, and reaches the adapter ring position.In this case, needle-bar after coil the past, needle-bar moved on to.Otherwise when head was mobile from right to left, back active transfer cam of transfer cam system and preceding barring-on cam system adapter ring triangle entered the operating position respectively, and coil moves on to preceding needle-bar from the back needle-bar.The knitting needle of participating in barring-on or adapter ring is not only relevant with the position of push jack, but also depends on the turnover position of barring-on eedle presser.The push jack that is in the B position is subjected to the fixedly control of barring-on eedle presser, and fixedly the barring-on eedle presser push jack that will be in the B position all pushes back in the needle tray, carries out barring-on so the push jack at this place can not rise along active transfer cam.Therefore, can only be the knitting needle just possible barring-on corresponding with the push jack that is positioned at A and H position, if the barring-on eedle presser withdraws from, the push jack that is in A and two positions of H this moment is not subjected to the effect of barring-on eedle presser, the corresponding knitting needle of push jack institute is just participated in barring-on, if the barring-on eedle presser enters, the push jack that is in the H position this moment all is subjected to the effect of barring-on eedle presser, corresponding push jack is pressed into needle tray, has only the knitting needle corresponding with the push jack that is positioned at the A position just to participate in barring-on.Situation when seeing adapter ring again, owing to be subjected to the fixedly effect of barring-on eedle presser, the knitting needle that only is positioned at the push jack correspondence of B position can not adapter ring, and is in the not effect of compression plate of push jack of A and H position, accordingly knitting needle full entry adapter ring.
Stitch cam seat of the present utility model by the permutation and combination of triangle on the diverse location, can be formed multiple colored type, and the motion of each part is controlled by the master control computer, thereby can weave various complex patterns easily.
The specific embodiment
Referring to accompanying drawing.Totally four of triangles 2 of guiding (every cam base plate two), living is embedded in the groove of Triangulum motherboard 1, can do turnover perpendicular to cam base plate and move, and shifts knitting needle onto tuck or moves back the position of circle fully and knitting needle plays the pressing effect when descending.Totally four of rise cams 3 (every cam base plate two) are packed on the Triangulum motherboard 1, and knitting needle play the guiding role when rising.Totally eight of density triangulars 4 (every cam base plate four), living is embedded on the Triangulum motherboard 1, and density triangular 4 can be parallel to Triangulum motherboard 1 and move, and by step motor control, the height of shift position directly reacts the degree of depth of kinking; Guiding triangle 2 zero-bit sense switches are housed, if non-return-to-zero thinks that density devices has solid barrier, sends halt instruction on the density devices.Fixedly totally four of barring-on depressing cams 5 (every cam base plate two) are packed on the Triangulum motherboard 1, active transfer cam 6 is pushed away play the pressing effect when playing guiding and barring-on decline when the knitting needle barring-on rises.Totally four of active transfer cams 6 (every cam base plate two), living is embedded in the groove of Triangulum motherboard 1, can do turnover perpendicular to cam base plate and move, and pushes away knitting needle during barring-on and rises, and a coil on the needle-bar is moved on on another needle-bar.Guiding triangle 2 is finished by the mechanical interaction mechanism that the seesaw 8 that turns in the needle guide column base 7 constitutes with the turnover of active transfer cam 6, and by magnet control, guiding triangle 2 advances active transfer cam 6 and moves back, or active transfer cam 6 triangle 2 that advances to lead, and does not have the third state.Totally four of adapter ring triangles 9 (every cam base plate two) are made an integral body with rise cam 3 and are packed on the Triangulum motherboard 1, connect the pin stitch during control barring-on and exercise track.Totally eight of the triangles 10 (every cam base plate four, annotate: make an integral body for middle two) that partly reset are packed on the Triangulum motherboard 1, and A position needle selection is moved on to the H position.Totally eight of the triangles 11 (every cam base plate four) that reset, living is embedded in the groove of Triangulum motherboard 1, can do turnover perpendicular to cam base plate and move, and the stitch that is moved to the H position is moved on to the B position; Their entry and exit are by (totally two of the triangle traces 21 that resets, one of every cam base plate) forming mechanical interaction mechanism finishes, when being moved by head, power drives (totally four of electromagnet 20, two of every cam base plate) and by (totally two of drive rods 22, one of every cam base plate) transmit, turnover is determined by the head motion direction; When head moved left, the triangle 11 that resets that is in the left side in single group entered work, and push jack is pushed into position B from position H, and another is then deactivated; When head moved right, the triangle 11 that resets that is in the right in single group entered work, and push jack is pushed into position B from position H, and another is then deactivated.Totally eight of barring-on eedle pressers 12 (every cam base plate four), live and be embedded in the groove of Triangulum motherboard 1, can do turnover perpendicular to cam base plate moves, push down when stretching out and be in ground, H position stitch, make corresponding knitting needle not participate in adapter ring, decontrol stitch adapter ring during setback with being in the H position, the coil on the another side needle-bar is moved on on this needle-bar, it passes in and out by magnet control.Fixedly totally four of barring-on eedle pressers 13 (every cam base plate two) are packed on the Triangulum motherboard 1, will be in the locational stitch of B and all depress, and make corresponding knitting needle not participate in braiding.Hang totally four of order pressing plates 14 (every cam base plate two), live and be embedded in the groove of Triangulum motherboard 1, can be parallel to cam base plate swings up and down, when lower swing, push down and be in ground, H position stitch, make corresponding knitting needle not participate in braiding formation and hang order, decontrol stitch when upwards swinging with being in the H position, make corresponding knitting needle participate in braiding, it is swung by magnet control.Two sections degree order pressing plates 15 totally eight (every cam base plate four), can be parallel to cam base plate swings up and down, when lower swing, push down and be in ground, H position stitch, make corresponding knitting needle not participate in braiding and form two sections degree orders, decontrol when upwards swinging and be in ground, H position stitch, make corresponding knitting needle participate in braiding, it is swung by magnet control.Totally eight of needle selection devices 16 (every cam base plate four), be packed on the needle selection motherboard 25, six grades of choosings 23 are housed in every needle selection device, every grade of correspondence one needle selection tooth, every grade needle selection head can be perpendicular to needle selection motherboard 25 to lower swing, when lower swing, be not pressed onto selection piece, corresponding knitting needle rises along guiding triangle 2 and participates in braiding, be pressed onto selection piece when not swinging, corresponding knitting needle is not participated in braiding, its swing is equipped with permanent magnet by magnet control in the needle selection electromagnet, during outage selection piece is inhaled to the pressing station.Totally six of needle selection fixed triangle 17 (every cam base plate three) are packed on the needle selection motherboard 25, and the needle selection that will not have selected syringe needle to be pressed into when needle selection upwards is pushed into the H position.Totally eight of active triangles 18 of needle selection (every cam base plate four), live and be embedded in the groove of needle selection motherboard 25, can do turnover perpendicular to needle selection motherboard 25 and move, the needle selection that will not have selected syringe needle to be pressed into when needle selection when stretching out upwards is pushed into the A position, does not upwards elect pin to the A position during setback; Their entry and exit are by (totally two of the active triangle moving levers 19 of needle selection, one of every cam base plate) forming mechanical interaction mechanism finishes, drive electromagnet 20 (totally four, every cam base plate two) when power is moved by head and transmit, turnover is determined by the head motion direction; When head moved left, the active triangle 18 of needle selection that is in the left side in single group entered work, and the pin choosing and plate pushing that will not have selected syringe needle to be pressed into when needle selection is pushed into position A from position H.Another is then deactivated; When head moved right, the active triangle 18 of needle selection that is in the right in single group entered work, and the pin choosing and plate pushing that will not have selected syringe needle to be pressed into when needle selection is pushed into position A from position H.The state control trace of the active triangle 18 of above needle selection and the 11 two kinds of triangles of triangle that reset is also formed mechanical interaction mechanism by drive rod 22 each other and is connected, form total mutually acting systems, and two kinds of all bolt cams form the two states combination because of the head moving direction.Because the head motion direction must be matched with the combinations of states of the active triangle 18 of needle selection and the 11 two kinds of triangles of triangle that reset; otherwise serious solid barrier will occur, on Triangulum motherboard 1, adorn a checkout gear for this reason, be used for detecting its state; when fault is arranged, send halt instruction.