阅读说明：本技术 一种双面圆形纬编提花机 (Double-sided circular weft knitting jacquard machine ) 是由 陈瑞元 周正二 于 2021-06-26 设计创作，主要内容包括：本发明公开一种双面圆形纬编提花机,涉及纺织机械智能化加工领域,包括机架、设置在机架上的机头,该机头底部依次设置有中仁托盘和珠仔盘,该中仁托盘上设置有中仁,该机头底部设置有上编织装置,该机架上设置有与上编织装置相对应的下编织装置,该下编织装置位于上编织装置下方,将移圈针上升至下移圈三角位置,进行移圈,此时上盘切块上的针织舌针进入到移圈针移圈范围内,来承接移圈针上的线圈,一针或者连续几针移圈到针织舌针上形成孔状,根据移圈针的移圈编织次数,来控制孔的孔径大小,继而可以连续编织不同孔径的穿孔,且一体编织而成,多次集圈编织,使得提花面料孔编织更加精细、稳定。(The invention discloses a double-sided circular weft knitting jacquard machine, which relates to the field of intelligent processing of textile machinery, and comprises a frame and a machine head arranged on the frame, wherein the bottom of the machine head is sequentially provided with a middle kernel tray and a bead disk, the middle kernel tray is provided with a middle kernel, the bottom of the machine head is provided with an upper knitting device, the frame is provided with a lower knitting device corresponding to the upper knitting device, the lower knitting device is positioned below the upper knitting device and lifts a transfer needle to a three-angle position of a lower transfer stitch for transferring stitches, a knitting latch needle on a cutting block of the upper disc enters a transfer range of the transfer needle to receive a coil on the transfer needle, one needle or a plurality of continuous needles are transferred to the knitting latch needle to form a hole shape, the hole diameter size of the hole is controlled according to the transfer knitting times of the transfer needle, then the holes with different hole diameters can be continuously knitted and are integrally knitted for a plurality of times of loop-gathering knitting, the jacquard fabric holes are more finely and stably woven.)

1. The utility model provides a two-sided circular weft knitting jacquard machine, includes the frame, sets up the aircraft nose in the frame, and benevolence tray and the young dish of pearl have set gradually in this aircraft nose bottom, are provided with benevolence, its characterized in that in should on the benevolence tray: the lower knitting device comprises a triangular seat base connected with the frame, a triangular seat longitudinally arranged on the triangular seat base, a lower triangular component arranged on the triangular seat base, a lower needle cylinder arranged on the triangular seat, and a lower needle cylinder arranged on one side of the triangular seat close to the knitting latch needle, wherein a transfer stitch, a middle needle and a pattern lifting sheet are sequentially connected from top to bottom in the needle cylinder, and the transfer stitch realizes the needle moving action under the action of the lower triangular component, one side of the jacquard sheet, which is far away from the lower needle cylinder, is provided with a needle selector assembly, and the needle selector assembly can select a transfer needle.

2. The double-sided circular weft knitting jacquard machine according to claim 1, characterized in that the upper and lower cam assemblies each comprise a plurality of cam blocks, each cam block has two sliders at the bottom, two sliding grooves adapted to the sliders are provided through the upper plate block or the cam seat corresponding thereto, and locking assemblies are provided in the sliding grooves, each locking assembly comprises a locking plate movably provided in the sliding groove, a telescopic spring provided between the locking plate and the side wall of the sliding groove, and a locking screw provided at the side of the upper plate block or the cam seat, one end of the telescopic spring is connected to the locking plate, the other end is connected to the side wall of the sliding groove, the locking screw is in threaded connection with the upper plate block or the cam seat, and the inner end thereof sequentially passes through the upper plate block or the cam seat, the telescopic spring and abuts against the locking plate.

3. A double-sided circular weft jacquard machine according to claim 1, characterized in that: the knitting latch needles on the upper dial are arranged in full stitches, and the transfer needles in the needle cylinder are arranged in alternate stitches.

4. A double-sided circular weft jacquard machine according to claim 1, characterized in that: an adjusting screw is arranged between the middle nut and the middle nut tray, the adjusting screw penetrates through the middle nut, and the bottom end of the adjusting screw is in threaded connection with the middle nut tray through a threaded hole.

5. A double-sided circular weft jacquard machine according to claim 2, characterized in that: the upper triangular component comprises at least two triangular blocks, the two triangular blocks comprise an upper knitting triangle and an upper shifting loop triangle which are sequentially arranged, and each knitting latch needle can be sequentially subjected to the upper knitting triangle and the upper shifting loop triangle.

6. A double-sided circular weft jacquard machine according to claim 2, characterized in that: the lower triangular component comprises at least two triangular blocks, the two triangular blocks comprise a lower knitting triangle and a lower stitch triangle which are arranged from bottom to top, the lower knitting triangle is used for middle needle running, and the lower stitch triangle is used for stitch running of a stitch transferring needle.

7. A double-sided circular weft jacquard machine according to claim 1, characterized in that: the needle selecting device comprises a needle selecting device seat and a needle selecting device arranged on the needle selecting device seat, wherein a connecting seat is connected to the rack, the connecting seat is positioned below a triangular seat base, the bottom of the needle cylinder is connected with the connecting seat, a lower horse seat is arranged above the connecting seat, the needle selecting device component is arranged on the lower horse seat, the needle selecting device component comprises a needle selecting device seat and a needle selecting device arranged on the needle selecting device seat, and a tool bit of the needle selecting device is connected with a jacquard sheet.

8. A double-sided circular weft jacquard machine according to claim 1, characterized in that: the bottom of this triangle seat base is provided with the triangle that resets that can supply the jacquard card to go into, and this triangle that resets can reset the transfer needle.

9. A double-sided circular weft jacquard machine according to claim 1, characterized in that: the top of the triangular seat is provided with a needle latch opener which is used for opening the needle latch of the transfer needle.

Technical Field

The invention relates to the field of intelligent processing of textile machinery, in particular to a double-sided circular weft knitting jacquard machine.

Background

The jacquard is a concave-convex pattern formed by interlacing warp and weft of the textile. The textile categories are numerous, and jacquard fabrics are one of the major categories. The jacquard fabric can be divided into home textile fabric and fashion fabric, and as early as the ancient silk road, the Chinese silk is known in the world in a jacquard weaving mode. Embroidery is only a decoration, common embroidery is plain-weave encrypted cloth, jacquard weave is high-grade, the requirement for cotton yarn by the pattern can be high, the cotton yarn with inferior quality cannot be provided with formed patterns, and the jacquard weave is divided into plain weave jacquard weave and twill weave.

The circular weft knitting jacquard machine is mainly used for knitting jacquard fabrics, holes with different apertures cannot be simultaneously and continuously knitted when the porous jacquard fabrics are knitted at present, fine knitting cannot be achieved when the holes are punched and knitted, and therefore the knitted porous fabrics are unstable.

Disclosure of Invention

The invention aims to overcome the defects and provide a double-sided circular weft knitting jacquard machine.

A double-sided circular weft knitting jacquard machine comprises a frame and a machine head arranged on the frame, wherein a middle kernel tray and a bead disk are sequentially arranged at the bottom of the machine head, a middle kernel is arranged on the middle kernel tray, an upper knitting device is arranged at the bottom of the machine head, a lower knitting device corresponding to the upper knitting device is arranged on the frame, the lower knitting device is positioned below the upper knitting device, the upper knitting device comprises an upper disk cutting block connected with the middle kernel, an upper triangular block component arranged at the bottom of the upper disk cutting block, an upper needle disk arranged on the surface of the bead disk and a knitting latch needle arranged on the upper needle disk, the knitting latch needle is positioned below the upper triangular block component and can be clamped into the upper triangular block component to realize needle walking, and the lower knitting device comprises a triangular seat base connected with the frame, a triangular seat longitudinally arranged on the triangular seat base and a lower triangular component arranged on the triangular seat, The lower needle cylinder is arranged on one side, close to the knitting latch needle, of the triangular seat, a transfer needle, a middle needle and a jacquard sheet are arranged in the needle cylinder and sequentially connected from top to bottom, the transfer needle realizes a needle moving action under the action of the lower triangular component, and one side, far away from the lower needle cylinder, of the jacquard sheet is provided with a needle selector component which can select the transfer needle.

Preferably, the upper triangular assembly and the lower triangular assembly respectively comprise a plurality of triangular blocks, two sliders are arranged at the bottoms of the triangular blocks, two sliding chutes matched with the sliders are arranged on the upper disc cutting block or the triangular seat in a penetrating mode, locking assemblies are arranged in the sliding chutes respectively, each locking assembly comprises a locking plate movably arranged in the sliding chute, an expansion spring arranged between the locking plate and the side wall of the sliding chute and a locking screw arranged on the side edge of the upper disc cutting block or the triangular seat, one end of the expansion spring is connected with the locking plate, the other end of the expansion spring is connected with the side wall of the sliding chute, the locking screw is in threaded connection with the upper disc cutting block or the triangular seat, and the inner end of the locking screw sequentially penetrates through the upper disc cutting block or the triangular seat and the expansion spring and is abutted against the locking plate.

Preferably, the latch needles of the upper dial are arranged in a full needle array and the transfer needles in the needle cylinder are arranged in an alternate needle array.

Preferably, an adjusting screw is arranged between the middle kernel and the middle kernel tray, the adjusting screw penetrates through the middle kernel, and the bottom end of the adjusting screw is in threaded connection with the middle kernel tray through a threaded hole.

Preferably, the upper triangular component comprises at least two triangular blocks, the two triangular blocks comprise an upper knitting triangle and an upper loop-shifting triangle which are sequentially arranged, and each knitting latch needle can sequentially pass through the upper knitting triangle and the upper loop-shifting triangle.

Preferably, the lower cam assembly comprises at least two cam blocks, the two cam blocks comprise a lower knitting cam and a lower stitch cam which are arranged from bottom to top, the lower knitting cam is used for middle needle running, and the lower stitch cam is used for stitch running of a stitch transferring needle.

Preferably, the machine frame is connected with a connecting seat, the connecting seat is positioned below the triangular seat base, the bottom of the needle cylinder is connected with the connecting seat, a lower horse seat is arranged above the connecting seat, the needle selector assembly is arranged on the lower horse seat, the needle selector assembly comprises a needle selector seat and a needle selector arranged on the needle selector seat, and a cutter head of the needle selector is connected with the jacquard sheet.

Preferably, the bottom of the triangular seat base is provided with a reset triangle for clamping the jacquard sheet, and the reset triangle can reset the transfer needle.

Preferably, the top of the triangular seat is provided with a needle latch opener which is used for opening a needle latch of the transfer needle.

By adopting the technical scheme, the invention has the beneficial effects that:

1. the knitting latch needles on the upper disc cutting block are knitted in a full needle mode to form a single-side plain stitch, the transfer needles on the needle cylinder are selected under the action of a needle selector, when a jacquard fabric needs to be subjected to hole selection, the transfer needles are knitted in a gathering mode, at least one time of yarn threading is carried out by a knitting system controller to form a gathering float thread cluster, the transfer needles are lifted to a three-angle position of downward transfer under the action of a lower triangular block component to perform transferring, the knitting latch needles on the upper disc cutting block enter a transferring range of the transfer needles to receive coils on the transfer needles, one needle or a plurality of continuous needles are transferred to the knitting latch needles to form a hole shape, the hole diameter size of the hole is controlled according to the transferring knitting frequency of the transfer needles, then the holes with different hole diameters can be continuously knitted, the integrated knitting is achieved, and the stitch gathering is performed for a plurality of times, so that the jacquard fabric hole knitting is more fine and more stable.

2. When installing the triangle piece on hanging wall stripping and slicing or the triangle seat, can with in two sliders of each triangle piece slide in the spout that corresponds to it is fixed to lock the triangle piece through locking screw drive locking board, the dismouting of the triangle piece of being convenient for, through the effect of buffering suction plate board simultaneously, improves the compactness between two adjacent triangle pieces, prevents to produce the clearance between two triangle pieces, influences knitting latch needle or transfer needle and slides in the triangle piece.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only one or several embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to such drawings without creative efforts.

FIG. 1 is a cross-sectional view of a circular weft jacquard machine according to the present invention;

FIG. 2 is a cross-sectional view of an upper braiding apparatus of the present invention;

FIG. 3 is a cross-sectional view of a lower braiding apparatus of the present invention;

FIG. 4 is a schematic structural view of an upper triangular component of the present invention;

FIG. 5 is a schematic view of the lower triangular component of the present invention;

FIG. 6 is a schematic view of the mounting structure of the needle opener according to the present invention;

FIG. 7 is a schematic view of the chute structure of the present invention;

FIG. 8 is a schematic view of the mounting structure of each triangular block and the upper plate cutting block or the mounting seat of the present invention.

Description of the main reference numerals: 1 machine frame, 2 machine heads, 3 kernel trays, 4 bead disks, 5 upper knitting devices, 51 upper disc cutting blocks, 52 upper cam assemblies, 521 upper knitting cams, 522 upper stitch cams, 523 floating cams, 53 upper needle discs, 54 knitting latch needles, 6 lower knitting devices, 61 cam base, 62 cam base, 63 lower cam assemblies, 631 lower knitting cams, 632 lower stitch cams, 633 flat needle cams, 64 needle cylinders, 7 stitch needles, 8 middle needles, 9 jacquard sheets, 10 needle selector assemblies, 101 needle selector bases, 102 needle selectors, 11 sliders, 12 chutes, 13 locking assemblies, 131 locking plates, 132 expansion springs, 133 locking screws, 14 lower horse bases, 15 middle kernels, 16 connecting bases, 17 reset cams, 18 needle opening latch devices and 19 threaded holes.

Detailed Description

The following detailed description of the embodiments of the present invention will be provided with reference to the drawings and examples, so that how to apply the technical means to solve the technical problems and achieve the technical effects can be fully understood and implemented. It should be noted that, as long as there is no conflict, the embodiments and the features of the embodiments of the present invention may be combined with each other, and the technical solutions formed are within the scope of the present invention.

In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details or with other methods described herein.

According to the invention, the double-sided circular weft knitting jacquard machine is provided, referring to fig. 1, comprising a frame 1, a head 2 arranged on the frame 1, a middle kernel tray 3 and a bead disk 4 are arranged at the bottom of the head 2 in sequence, a middle kernel 14 is arranged on the middle kernel tray 3, an upper knitting device 5 is arranged at the bottom of the head 2, a lower knitting device 6 corresponding to the upper knitting device 5 is arranged on the frame 1, the lower knitting device 6 is positioned below the upper knitting device 5, referring to fig. 2, the upper knitting device 5 comprises an upper disk cutting block 51 connected with the middle kernel 14, an upper triangle block component arranged at the bottom of the upper disk cutting block 51, an upper needle disk 53 arranged on the surface of the bead disk 4 and a knitting latch needle 54 arranged on the upper needle disk 53, the knitting latch needle 54 is positioned below the upper triangle block component and can be clamped into the upper triangle block component to realize needle moving, an adjusting screw is arranged between the middle kernel 14 and the middle kernel tray 3, the adjusting screw penetrates through the middle core 14, the bottom end of the adjusting screw is in threaded connection with the middle core tray 3 through the threaded hole 19, the gap between the middle core 14 and the middle core tray 3 can be adjusted by rotating the adjusting screw, and then the height of the upper disc cutting block 51 can be adjusted by installing a gasket in the gap; referring to fig. 3, the lower knitting device 6 includes a cam base 61 connected to the frame 1, a cam base 62 longitudinally disposed on the cam base 61, a lower cam assembly 63 disposed on the cam base 62, and a lower needle cylinder 64 disposed on the cam base 62 near the knitting latch needle 54, the needle cylinder 64 is provided with a transfer needle 7, a middle needle 8, and a pattern piece 9 sequentially connected from top to bottom, the transfer needle 7 performs a needle-moving action under the action of the lower cam assembly 63, the bottom of the cam base 61 is provided with a reset cam 17 for the pattern piece 9 to be inserted, the reset cam 17 can reset the transfer needle 7, specifically, the reset of the transfer needle 7 is realized by the sliding of the pattern piece 9 in a guide rail of the reset cam 17, one side of the pattern piece 9 far from the lower needle cylinder 64 is provided with a selector assembly 10, the selector assembly 10 can select the transfer needle 7, specifically, the connecting seat 16 is connected to the frame 1, the connecting seat 16 is located below the triangular seat base 61, the bottom of the needle cylinder 64 is connected to the connecting seat 16, the lower horse seat 14 is arranged above the connecting seat 16, the selector assembly 10 is arranged on the lower horse seat 14, the selector assembly 10 comprises a selector seat 101 and a selector 102 arranged on the selector seat 101, and the tool bit of the selector 102 is connected to the jacquard sheet 9. Referring to fig. 6, the top of the triangular seat 62 is provided with a latch opener 18, and the latch opener 18 is used for opening the latch of the transfer needle 7 (after the loop is transferred to the latch knitting needle 54, the latch of the transfer needle 7 is closed); wherein the needle pitch of the needle cylinder 64 is one half of the needle pitch of the upper dial 53, and the number of transfer needles 7 is one half of the latch needles 54; and the knitting latch needles 54 on the upper dial 53 are arranged in full stitches, the transfer needles 7 in the needle cylinder 64 are arranged in every other stitch, and the more the number of the knitting latch needles 54 is, the more precise porous jacquard fabric can be manufactured.

Referring to fig. 7 and 8, each of the upper cam assembly 52 and the lower cam assembly 63 includes a plurality of cam blocks, each of the cam blocks has two sliding blocks 11 at the bottom thereof, two sliding slots 12 corresponding to the sliding blocks 11 are formed through the upper disc cut-off block 51 or the cam base 62, and locking assemblies 13 are disposed in the sliding slots 12, each of the locking assemblies 13 includes a locking plate 131 movably disposed in the sliding slot 12, a telescopic spring 132 disposed between the locking plate 131 and the side wall of the sliding slot 12, and a locking screw 133 disposed at the side of the upper disc cut-off block 51 or the cam base 62, one side of the locking plate 131 near the cam block is provided with an anti-slip adhesive layer to increase the friction force between the locking plate 131 and the cam block, one end of the telescopic spring 132 is connected to the locking plate 131, the other end is connected to the side wall of the sliding slot 12, the locking screw 133 is in threaded connection with the upper disc cut-off block 51 or the cam base 62, and the inner end thereof sequentially passes through the upper disc cut-off block 51 or the cam base 62, The telescopic spring 132 is abutted against the locking plate 131; when installing the triangle block on hanging wall cutout piece 51 or the triangle seat 62, can slide two sliders of each triangle block in corresponding spout 12 to it is fixed to drive locking plate 131 to lock the triangle block through locking screw 133, and the dismouting of the triangle block of being convenient for correspondingly adopts a plurality of bolts with each triangle block fixed mounting at present, makes the triangle block installation more convenient with the dismantlement.

Referring to fig. 4, the upper cam assembly 52 includes at least two cam blocks, the two cam blocks include an upper knitting cam 521 and an upper stitch cam 522 which are arranged in sequence, each knitting latch needle 54 can pass through the upper knitting cam 521 and the upper stitch cam 522 in sequence, and a floating cam 523 can be further arranged, the knitting latch needle 54 is knitted by a single-side plain stitch when passing through the track of the upper knitting cam 521, the knitting latch needle does not go out when passing through the track of the floating cam 523, and receives the stitch on the stitch transferring needle 7 to perform stitch transferring knitting when passing through the cam track of the upper stitch cam 522 to form a perforation; referring to fig. 5, the lower cam assembly 63 includes at least two kinds of cam blocks, the two kinds of cam blocks include a lower knitting cam 631 and a lower stitch cam 632 arranged from bottom to top, the lower knitting cam 631 is used for a middle needle 8 to pass, the lower stitch cam 632 is used for a transfer needle 7 to pass, and a flat needle cam 633 is further installed, the transfer needle 7 is knitted in a stitch form when passing through a track of the lower knitting cam 631, and the transfer needle is knitted when passing through a track of the lower stitch cam 632, and the needle is not discharged when passing through a track of the flat needle cam 633.

The latch knitting needles 54 on the upper disc cutting block 51 are knitted by a single-side plain stitch in a full needle form, the transfer needles 7 on the needle cylinder 64 are selected by the needle selector 102, when a jacquard fabric is required to pick up holes, the transfer needles 7 are knitted by gathering stitches, the knitting system controller is used for at least one-time threading to form a gathering float cluster, the transfer needles 7 are lifted to the position of a lower transfer cam 632 under the action of a lower cam block assembly for transferring stitches, the latch knitting needles 54 on the upper disc cutting block 51 enter the transferring range of the transfer needles 7 to receive the stitches on the transfer needles 7, one or a plurality of continuous needles are transferred to the latch knitting needles 54 to form a hole shape, the hole diameter size is controlled according to the transferring knitting frequency of the transfer needles 7, the punching holes with different hole diameters can be continuously knitted and integrally, and the knitting is performed by gathering stitches for a plurality of times, so that the jacquard fabric holes are knitted more finely, And (4) stabilizing.

It should be noted that in the foregoing description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the scope of the present invention is not limited by the specific embodiments disclosed above.