CN109267224A - A kind of weft-knitting Double-plate machine that can freely convert braiding tissue and yarn circle size - Google Patents

Abstract

The present invention relates to field of textile machinery, the weft-knitting Double-plate machine of braiding tissue and yarn circle size can be freely converted more particularly to one kind, including rack and knitting mechanism, it is characterized by: the triangular knitting unit includes triangle base, goes out needle triangle, plain triangle, withdraw of the needle triangle, tissue regulating mechanism and yarn circle regulating mechanism, plain triangle is fixed on triangle base, plain triangle is equipped with and confesses the through-hole that needle triangle passes through, the needle triangle out passes in and out through-hole by tissue regulating mechanism, and the withdraw of the needle triangle is slideably positioned on triangle base.The technical problem to be solved in the present invention is to provide a kind of weft-knitting Double-plate machines for freely converting braiding tissue and yarn circle size, it can be according to decorative pattern and yarn circle size requirement, the position of automation, the arrangement for adjusting inserting needle triangle of fast accurate and transformation and withdraw of the needle triangle, form different braiding tissue and different size of yarn circle, improve production efficiency, precisely, cloth pattern expression is accurate for control.

Description

A kind of weft-knitting Double-plate machine that can freely convert braiding tissue and yarn circle size

Technical field

The present invention relates to field of textile machinery, are specifically related to a kind of latitude that can freely convert braiding tissue and yarn circle size Needle knits Double-plate machine.

Background technique

Weft-knitted woven fabric refers to from the looped fabric laterally woven.I.e. yarn is done transverse direction to another side on one side from machine by weft machine It moves back and forth (or circular motion), cooperation needle motion can form new maille.What weft-knitted fabric yarn was walked is Laterally, the formation of fabric is the coil cross being coupled each other up and down for knitting out one row of a row on row direction by knitting needle Column are formed by.The all coils of one row are all as made of one thread braiding.Weft-knitted fabric can be in straight-bar machines or circle It is completed on machine.

Wherein weft-knitting Double-plate machine can knitted or woven fabrics two sides, it is main to use two kinds for the variation for meeting woven fabric flower pattern Mode, one is perpendicular drum-type jacquard knitting machines, and one is reform weave knitting machines, and it is multiple to erect drum-type jacquard knitting machine type Miscellaneous, cost is higher, and reform weave knitting machine low cost, and is able to satisfy most flower pattern demand, therefore is widely adopted, and becomes It changing in organization, needle triangle adjusts its position as needed out, sometimes in needle-shaped state out, and sometimes in plain state, In existing type, since the triangle quantity on two-faced machine is more, adjusted when the position of needle triangle by what is manually adjusted out Time is long, and position is not accurate, and production efficiency is low, and is easy to omit and malfunction, and leads to cloth mass defect.In addition, yarn circle size Related with the relative position of withdraw of the needle triangle, inserting needle triangle, withdraw of the needle triangle is more outer, and the molding coil of institute is bigger, otherwise smaller, existing Have, coil size adjusting mostly uses manual mode to adjust, and can equally have that regulating time is long, and position is not accurate, production efficiency The problems such as low.

Summary of the invention

The technical problem to be solved in the present invention is to provide a kind of weft-knittings for freely converting braiding tissue and yarn circle size Double-plate machine, can according to decorative pattern and yarn circle size requirement, automate, fast accurate adjusting inserting needle triangle arrangement and transformation with And the position of withdraw of the needle triangle, different braiding tissue and different size of yarn circle are formed, improves production efficiency, control is accurate, cloth Expect that decorative pattern expression is accurate, to solve the problems, such as to propose in background technique.

In order to solve the above technical problems, The technical solution adopted by the invention is as follows: one kind can freely convert braiding tissue and The weft-knitting Double-plate machine of yarn circle size, including rack and knitting mechanism, the knitting mechanism include top cylinder, match with top cylinder Upper triangular plate, bottom cylinder and the lower triangular plate with the cooperation of lower triangular plate closed, is provided on the top cylinder and bottom cylinder and knits Multiple triangular knitting units are circumferentially disposed on needle, the upper triangular plate and lower triangular plate, it is characterised in that: the triangle Weaving unit includes triangle base, goes out needle triangle, plain triangle, withdraw of the needle triangle, tissue regulating mechanism and yarn circle regulating mechanism, institute It states plain triangle to be fixed on triangle base, the plain triangle, which is equipped with, confesses the through-hole that needle triangle passes through, the needle three out Angle passes in and out through-hole by under tissue regulating mechanism driving, and the withdraw of the needle triangle is slideably positioned on triangle base, and withdraw of the needle triangle exists It is moved under the driving of yarn circle regulating mechanism along knitting needle direction of travel.

Preferably, the plain trigonometric sum withdraw of the needle triangle is equipped with the depressed area mobile for the stitch of knitting needle, the plain The one side of the corresponding depressed area of triangle is plain face, another side is uplink inclined-plane, the corresponding depressed area of the withdraw of the needle triangle Side is plain face, the other side is downlink inclined-plane, and the side of needle triangle forms the out needle inclined-plane parallel with uplink inclined-plane out.

Preferably, the needle triangle out can be in plain position and pin position switching out, out under tissue regulating mechanism driving When needle triangle is in plain position, the end face of needle triangle is flushed with depressed area inner bottom surface out, when needle triangle is in pin position out, The end face of needle triangle and plain triangle end face out, needle triangle goes out to be formed between needle inclined-plane and the uplink inclined-plane of plain triangle out Needle track out.

Preferably, the tissue regulating mechanism includes tissue servo motor, the rotation for being fixed on tissue servo motor shaft end The cam that sliding block and turning block are slidably matched and the spring being connected between cam and triangle base, the cam it is upper End face forms the adjusting face with the cooperation of turning block bottom, and lower cam end is equipped with connecting rod, and the end of the connecting rod connects out needle Triangle, the spring pocket are set to outside connecting rod.

Preferably, the adjusting face of the cam includes upper plane, lower plane and transition face, and the transition face connects upper plane And lower plane.

Preferably, the turning block is up big and down small pointed.

Preferably, the yarn circle regulating mechanism include yarn circle servo motor, the sliding rail being set on triangle base, sliding set The translator slider being placed in sliding rail and bindiny mechanism, direction of travel of the length direction of the sliding rail along knitting needle, the withdraw of the needle three Angle is fixed on sliding block, and the yarn circle servo motor drives translator slider to move along sliding rail by bindiny mechanism.

Preferably, the bindiny mechanism includes the traveller being set in translator slider and the tune for being fixedly arranged on servo motor shaft end Rotor is saved, the rotor that adjusts is equipped with the spiral shell shape track being slidably matched with traveller.

Preferably, the spiral shell shape track is spliced by small one and large one two semi arch tracks.

Preferably, the bindiny mechanism includes being fixedly arranged on the threaded post of servo motor shaft end and being set in translator slider Threaded hole, the threaded hole are matched with threaded post.

Seen from the above description, it is provided by the invention can freely convert braiding tissue and yarn circle size weft-knitting it is two-sided Machine, which has the following beneficial effects:, adjusts inserting needle triangle by servo motor, and all triangles are arranged and converted, and is formed different Braiding tissue, produce the cloth of different decorative patterns, precise control；Can by servo motor to the front-rear position of withdraw of the needle triangle into Row is adjusted, to be automated according to the different demands of yarn circle size, the position of the electrodeless adjustment withdraw of the needle triangle of fast accurate, is fitted The demand for answering different clothes, greatly improves production efficiency, and expression is accurate.

Detailed description of the invention

Fig. 1 is the section that this Fig. 1 is the weft-knitting Double-plate machine that the present invention can freely convert braiding tissue and yarn circle size Structural schematic diagram.

Fig. 2 is the cross-sectional view of knitting mechanism.

Fig. 3 is in structural schematic diagram when plain state for the triangular knitting unit on upper triangular plate.

Fig. 4 is the structural schematic diagram when triangular knitting unit on upper triangular plate is in needle-shaped state out.

Fig. 5 is the structural schematic diagram when triangular knitting unit on lower triangular plate is in needle-shaped state out.

Fig. 6 is in structural schematic diagram when plain state for the triangular knitting unit on lower triangular plate.

Fig. 7 is the cross-sectional view of knitting mechanism.

Fig. 8 is the structural schematic diagram of the triangular knitting unit on lower triangular plate.

Fig. 9 is the E-E cross-sectional view of Fig. 8.

Figure 10 is the structural schematic diagram of bindiny mechanism.

Figure 11 is the structural schematic diagram of the triangular knitting unit on upper triangular plate.

Figure 12 is the F-F cross-sectional view of Figure 11.

Figure 13 is the structural schematic diagram of the triangular knitting unit on upper triangular plate.

Specific embodiment

Below by way of specific embodiment, the invention will be further described.

Specific embodiment one,

Fig. 1 is the cross-section structure signal for the weft-knitting Double-plate machine that the present invention can freely convert braiding tissue and yarn circle size Figure, as shown in Figure 1, the weft-knitting Double-plate machine that can freely convert braiding tissue and yarn circle size of the invention, including rack 100, transmission mechanism, knitting mechanism 200, cloth-winding mechanism, creel and PLC, knitting mechanism 200 are set to 100 center of rack, batching Mechanism is set to 100 lower part of rack, and creel is set to 100 top of rack, PLC and transmission mechanism, knitting mechanism 200 and batcher The connection of structure signal.

Fig. 2 is cross-sectional view of the knitting mechanism 200 about tissue regulating mechanism 5, and Fig. 7 is knitting mechanism 200 about yarn circle tune The cross-sectional view of mechanism 6 is saved, as shown in figs. 2 and 7, knitting mechanism 200 includes top cylinder 300, the upper triangle with the cooperation of top cylinder 300 Disk 400, bottom cylinder 500 and the lower triangular plate 600 with the cooperation of lower triangular plate 600, uniformly set on top cylinder 300 and bottom cylinder 500 It is equipped with knitting needle 700, knitting needle 700 is rotated with top cylinder 300 and bottom cylinder 500, and in upper triangular plate 400 and lower triangular plate 600 Needle is made under limitation and the withdraw of the needle acts, and there are multiple triangular knittings each along circumference on upper triangular plate 400 and lower triangular plate 600 Unit 800, and the triangular knitting unit 800 on upper triangular plate 400 and lower triangular plate 600 corresponds.

As Fig. 3 and Fig. 4 are shown as structure of the triangular knitting unit 800 on upper triangular plate 400 about tissue regulating mechanism 5 Schematic diagram, as Fig. 5 and Fig. 6 is shown as structure of the triangular knitting unit 800 on lower triangular plate 600 about tissue regulating mechanism 5 Schematic diagram, as Fig. 8-10 triangular knitting unit 800 being shown as on upper triangular plate 400 shows about the structure of yarn circle regulating mechanism 6 It is intended to, structural representation of the triangular knitting unit 800 about yarn circle regulating mechanism 6 being shown as such as Figure 11-13 on lower triangular plate 600 Figure.

Triangular knitting unit 800 includes triangle base 1, goes out needle triangle 2, plain triangle 3, withdraw of the needle triangle 4, tissue adjusting machine Structure 5 and yarn circle regulating mechanism 6, plain triangle 3 is fixed on triangle base 1, and plain triangle 3 is equipped with and confesses needle triangle 2 and pass through Through-hole, out needle triangle 2 tissue regulating mechanism 5 drive under pass in and out through-hole, withdraw of the needle triangle 4 is slideably positioned on triangle base 1, Withdraw of the needle triangle 4 drives by yarn circle regulating mechanism 6 and moves along knitting needle direction of travel.

As shown in Fig. 3,4,11, plain triangle 3 and withdraw of the needle triangle 4 are equipped with the depressed area mobile for the stitch of knitting needle 700, The one side of the corresponding depressed area of plain triangle 3 is plain face 31, another side is uplink inclined-plane 32, and withdraw of the needle triangle 4 is corresponding Depressed area side is plain face 31, the other side is downlink inclined-plane 41, and plain face 31 is approximate smooth cambered surface, 32 edge of uplink inclined-plane Rack 100 center it is oblique outward, downlink inclined-plane 41 out of rack 100 outside phase tiltedly, out needle triangle 2 side formed and uplink The parallel needle inclined-plane 21 out in inclined-plane 32.

Needle triangle 2 can be in plain position and pin position switching out, out at needle triangle 2 in the case where tissue regulating mechanism 5 drives out When plain position, the end face of needle triangle 2 is flushed with depressed area inner bottom surface out, and 700 stitch of knitting needle is along 3 He of plain triangle at this time The plain face 31 of withdraw of the needle triangle 4 is mobile, and the not outward movment of knitting needle 700 is presented as plain；When needle triangle 2 is in pin position out, The end face of needle triangle 2 and 3 end face of plain triangle out, out the uplink inclined-plane for going out needle inclined-plane 21 and plain triangle 3 of needle triangle 2 Needle track 22 is formed out between 32,700 stitch of knitting needle is advanced along needle track 22 out at this time, the past outgoing needle of knitting needle.

Fig. 3-a, Fig. 4-a and Figure 11 are the top view of 400 triangular knitting unit 800 on upper triangular plate, Fig. 5-a, Fig. 6-a It is the top view of the triangular knitting unit 800 on lower triangular plate on 600 with Fig. 8

Wherein, Fig. 3-b in Fig. 3 is the A-A cross-sectional view of Fig. 3-a, and cam 53 (needle triangle 2 out) is in plain position；Fig. 4 In 4-b be Fig. 4-a B-B cross-sectional view, cam 53 (needle triangle 2 out) be in pin position；Fig. 5-b in Fig. 5 is Fig. 5-a's C-C cross-sectional view, cam 53 (needle triangle 2 out) are in pin position；The D-D cross-sectional view that Fig. 6-b in Fig. 6 is Fig. 6-a, cam 53 (needle triangle 2 out) is in plain position.

Tissue regulating mechanism 5 include tissue servo motor 51, be fixed on 51 shaft end of tissue servo motor turning block 52, The cam 53 being slidably matched with turning block 52 and the spring 54 being connected between cam 53 and triangle base 1, cam 53 Upper surface forms the adjusting face with the cooperation of 52 bottom of turning block, and 53 lower end of cam is equipped with connecting rod 531,531 end of connecting rod Across triangle base 1 and it is bolted to connection out needle triangle 2, spring 54 is sheathed on outside connecting rod 531, on triangle base 1 Area 11 is embedded equipped with the triangle cooperated with needle triangle 2 out, triangle base 1 is equipped with the installation for placing tissue regulating mechanism 5 Channel 12, the upper end of spring 54 abuts cam 53, lower end abuts 12 bottom of installation passage.

The adjusting face of cam 53 includes upper plane 532, lower plane 533 and transition face 534, and transition face 534 connects upper plane 532 and lower plane 533, turning block 52 be it is up big and down small pointed, tissue servo motor 51 drives turning block 52 to rotate In the process, plane 532, transition face 534 and lower plane 533, the point of turning block 52 are successively streaked in the tip of turning block 52 When portion abuts lower plane 533, cam 53 (needle triangle 2 out) is in plain position (Fig. 3 and Fig. 6 shown in), the point of turning block 52 When portion abuts upper plane 532, cam 53 (needle triangle 2 out) is in shown in pin position Fig. 4 and Fig. 5).

Fig. 9 is the E-E cross-sectional view of Fig. 8, and Figure 12 is the F-F cross-sectional view of Figure 11,

Yarn circle regulating mechanism 6 includes yarn circle servo motor 61, the sliding rail 62 being set on triangle base 1, is slideably positioned in Translator slider 63 and bindiny mechanism 64 in sliding rail 62, direction of travel of the length direction of sliding rail 62 along knitting needle 700, withdraw of the needle triangle 4 are fixed in translator slider 63, and yarn circle servo motor 61 drives translator slider 63 to move along sliding rail 62 by bindiny mechanism 64.

The bindiny mechanism 64 of triangular knitting unit 800 is there are two types of type of attachment, in the first type of attachment, bindiny mechanism 64 Turn including the fixed cylindrical traveller 641 being placed in translator slider 63 and the adjusting for being fixedly arranged on 61 shaft end of yarn circle servo motor Son 642 adjusts rotor 642 and is equipped with the spiral shell shape track 643 that is slidably matched with traveller 641, spiral shell shape track 643 by small one and large one two A semi arch track is spliced, and positional distance on spiral shell shape track 643 adjusts the distance in 642 center of circle of rotor, from outside to inside by It is decrescence small, since traveller 641 can only be slidably matched along longitudinal movement, and in traveller 641 and spiral shell shape track 643, yarn circle servo During the driving of motor 61 adjusts the rotation of rotor 642, the rotational motion for adjusting rotor 642 is converted to traveller 641, and (translation is slided Block 63) movement, and then drive withdraw of the needle triangle 4 mobile.Outermost is in shown in Fig. 8, Fig. 9 and Figure 10 b for withdraw of the needle triangle 43 Position is in most inner side position shown in Figure 10 a for withdraw of the needle triangle 43.

In second of type of attachment, bindiny mechanism 64 includes 644 He of threaded post for being fixedly arranged on 61 shaft end of yarn circle servo motor The threaded hole 645 being set in translator slider 63, the threaded hole 645 are threadedly engaged with threaded post 644, and yarn circle servo motor 61 drives Dynamic threaded post 644 rotates, and the rotary motion of threaded post 644 is converted to the linear motion of translator slider 63.Figure 11 and Figure 12 institute It is shown as withdraw of the needle triangle 43 and is in outermost locations, be in most inner side position shown in Figure 13 for withdraw of the needle triangle 43.

In the present embodiment, the bindiny mechanism 64 of the yarn circle regulating mechanism 6 of upper triangular plate 400 uses the second way, descends three The bindiny mechanism 64 of the yarn regulating mechanism of angle disk 600 uses first way.

Shanghai Na Zi electromechanical control equipment Co., Ltd can be selected in tissue servo motor 51 and yarn circle servo motor 61 SMP80 model DC servo motor, feed select 50W.

Siemens PLC series of PLC CPU224XPCN, control dress can be selected in the control device of this weft-knitting Double-plate machine It further include touch screen, servo controller and measurement feedback element, touch screen, PLC, servo controller and servo in addition to PLC in setting Motor (including tissue servo motor 51 and yarn circle servo motor 61) concatenation, the both ends of the measurement feedback element, which are separately connected, to be watched It takes controller and servo motor forms feed circuit, touch screen is man-machine dialogue interface, and initial command information is defeated from here Enter.The information of input is transmitted to PLC by PORT COM.After operation, PLC exports analog quantity, and is connected to servo controller Analog input port.Servo controller carries out internal arithmetic to the analog quantity received, then servo motor is driven to reach Corresponding revolving speed.Servo motor is fed back rotary speed information to servo controller by detecting element, is formed closed-loop system, is realized and turn The stable effect of speed.PLC provides the rotational angle that signal is precisely controlled tissue servo motor 51 and yarn circle servo motor 61, thus Accurately control out the movement of needle triangle 2 and withdraw of the needle triangle 4.

Establishment cloth is carried out using the weft-knitting Double-plate machine for freely converting braiding tissue and yarn circle size of the invention, is passed Motivation structure drives top cylinder 300 and bottom cylinder 500 to rotate, and knitting needle 700 follows top cylinder 300 and bottom cylinder 500 to rotate, knitting needle 700 stitch is located on triangular knitting unit 800, and it is dynamic to complete out needle, the withdraw of the needle or plain etc. under the guidance of triangular knitting unit 800 Make.

It is compiled using the novel weft-knitting Double-plate machine of the present invention for freely converting braiding tissue and yarn circle size The mode for knitting tissue and yarn circle size conversion is as follows:

One, transformation braiding tissue:

Organize servo motor 51 that turning block 52 is driven to rotate, it is convex when the tip of turning block 52 abuts lower plane 533 Wheel 53 and out needle triangle 2 are in innermost position under the effect of 54 elastic force of spring, out bottom in the end face and depressed area of needle triangle 2 Face flushes, and needle triangle 2 is in plain position out, and the stitch of knitting needle 700 is moved along the plain face 31 of plain triangle 3, knitting needle 700 Do not go out needle at this time；When the tip of turning block 52 abuts upper plane 532, cam 53 and out needle triangle 2 are made in 54 elastic force of spring It is in outermost position with lower, out the end face of needle triangle 2 and 3 end face of plain triangle, needle triangle 2 is in plain position out It sets, the stitch of knitting needle 700 is moved along needle track 22 out, and knitting needle 700 goes out needle at this time；

Triangular knitting unit 800 on upper triangular plate 400 and lower triangular plate 600 corresponds, mutual corresponding with two Triangular knitting unit 800 on upper triangular plate 400 and lower triangular plate 600 is one group and is analyzed that there are four kinds of arrangement modes: One, the triangular knitting unit 800 of upper triangular plate 400 is plain position, and the triangular knitting unit 800 of lower triangular plate 600 is plain Position；Two, the triangular knitting unit 800 of upper triangular plate 400 is plain position, and the triangular knitting unit 800 of lower triangular plate 600 is Pin position out；Three, the triangular knitting unit 800 of upper triangular plate 400 is pin position, the triangular knitting unit of lower triangular plate 600 800 be plain position；Four, the triangular knitting unit 800 of upper triangular plate 400 is pin position, the triangular knitting of lower triangular plate 600 Unit 800 is pin position.

Two, yarn circle size is converted:

The triangular knitting unit 800 of triangular plate 400 in adjusting, the driving of yarn circle servo motor 61 adjust rotor 642 and rotate, adjust Section rotor 642 drives traveller 641 to slide in spiral shell shape track 643 during rotating, since traveller 641 can only be along longitudinal shifting It is dynamic, and be slidably matched in traveller 641 and spiral shell shape track 643, the driving of yarn circle servo motor 61 adjusts the process that rotor 642 rotates In, the rotational motion for adjusting rotor 642 is converted to the movement of traveller 641 (translator slider 63), and then withdraw of the needle triangle 4 is driven to move Dynamic, the position change of withdraw of the needle triangle 4 will lead to yarn circle size and change.

The triangular knitting unit 800 for adjusting lower triangular plate 600, since threaded hole 645 is threadedly engaged with threaded post 644, yarn Enclosing servo motor 61 drives threaded post 644 to rotate, and the straight line that the rotary motion of threaded post 644 is converted to translator slider 63 is transported It is dynamic.

The weft-knitting Double-plate machine provided by the invention that braiding tissue and yarn circle size can freely be converted is with following beneficial Effect: adjusting inserting needle triangle by servo motor, all triangles arranged and converted, different braiding tissues is formed, raw The cloth of output difference decorative pattern, precise control；It can be adjusted by front-rear position of the servo motor to withdraw of the needle triangle 4, thus According to the different demands of yarn circle size, automates, the position of the electrodeless adjustment withdraw of the needle triangle 4 of fast accurate, adapt to different clothes Demand, greatly improve production efficiency, expression is accurate.

Specific embodiment two

The bindiny mechanism 64 of the yarn circle regulating mechanism 6 of upper triangular plate 400 uses the first described in specific embodiment one The bindiny mechanism 64 of connection type, the yarn regulating mechanism of lower triangular plate 600 uses second of connection type, and other technical characteristics are same Specific embodiment one.

Specific embodiment three

In the present embodiment, in the present embodiment, the connection machine of the yarn circle regulating mechanism 6 of upper triangular plate 400 and lower triangular plate 600 Structure 64 is all made of the first connection type described in specific embodiment one, and other technical characteristics are the same as specific embodiment one.

Specific embodiment four

In the present embodiment, in the present embodiment, the connection machine of the yarn circle regulating mechanism 6 of upper triangular plate 400 and lower triangular plate 600 Structure 64 is all made of second of connection type described in specific embodiment one, and other technical characteristics are the same as specific embodiment one.

It above are only several specific embodiments of the invention, but the design concept of the present invention is not limited to this, all benefits It is made a non-material change to the present invention, should all be belonged to behavior that violates the scope of protection of the present invention with this design.

Claims (10)

1. one kind can freely convert the weft-knitting Double-plate machine of braiding tissue and yarn circle size, including rack and knitting mechanism, institute Stating knitting mechanism includes top cylinder, upper triangular plate, bottom cylinder and the lower triangle cooperated with lower triangular plate with top cylinder cooperation Disk is provided with knitting needle on the top cylinder and bottom cylinder, is circumferentially disposed on the upper triangular plate and lower triangular plate multiple Triangular knitting unit, it is characterised in that: the triangular knitting unit includes triangle base, goes out needle triangle, plain triangle, the withdraw of the needle three Angle, tissue regulating mechanism and yarn circle regulating mechanism, the plain triangle are fixed on triangle base, and the plain triangle is equipped with The through-hole that needle triangle passes through is confessed, the needle triangle out passes in and out through-hole, the withdraw of the needle triangle by under tissue regulating mechanism driving It is slideably positioned on triangle base, withdraw of the needle triangle moves under the driving of yarn circle regulating mechanism along knitting needle direction of travel.

2. the weft-knitting Double-plate machine according to claim 1 that can freely convert braiding tissue and yarn circle size, feature Be: the plain trigonometric sum withdraw of the needle triangle is equipped with the depressed area mobile for the stitch of knitting needle, and the plain triangle is corresponding The one side of depressed area is plain face, another side is uplink inclined-plane, and the corresponding depressed area side of the withdraw of the needle triangle is plain Face, the other side are downlink inclined-plane, and the side of needle triangle forms the out needle inclined-plane parallel with uplink inclined-plane out.

3. the weft-knitting Double-plate machine according to claim 1 that can freely convert braiding tissue and yarn circle size, feature Be: the needle triangle out can be in plain position under tissue regulating mechanism driving and pin position switches out, and needle triangle is in out When plain position, the end face of needle triangle is flushed with depressed area inner bottom surface out, when needle triangle is in pin position out, needle triangle out End face and plain triangle end face, needle triangle goes out to form out needle track between needle inclined-plane and the uplink inclined-plane of plain triangle out.

4. the weft-knitting Double-plate machine according to claim 1 that can freely convert braiding tissue and yarn circle size, feature Be: the tissue regulating mechanism includes tissue servo motor, the turning block for being fixed on tissue servo motor shaft end and rotation The upper surface of the cam that sliding block is slidably matched and the spring being connected between cam and triangle base, the cam forms and turns The adjusting face of movable slider bottom cooperation, lower cam end are equipped with connecting rod, and the end of the connecting rod connects out needle triangle, the spring It is sheathed on outside connecting rod.

5. the weft-knitting Double-plate machine according to claim 4 that can freely convert braiding tissue and yarn circle size, feature Be: the adjusting face of the cam includes upper plane, lower plane and transition face, and the transition face connects upper plane and lower plane.

6. the weft-knitting Double-plate machine according to claim 5 that can freely convert braiding tissue and yarn circle size, feature Be: the turning block is up big and down small pointed.

7. the weft-knitting Double-plate machine according to claim 1 or 4 that can freely convert braiding tissue and yarn circle size, special Sign is: the yarn circle regulating mechanism includes yarn circle servo motor, the sliding rail being set on triangle base, is slideably positioned in sliding rail Interior translator slider and bindiny mechanism, along the direction of travel of knitting needle, the withdraw of the needle triangle is fixed on for the length direction of the sliding rail On sliding block, the yarn circle servo motor drives translator slider to move along sliding rail by bindiny mechanism.

8. the weft-knitting Double-plate machine according to claim 7 that can freely convert braiding tissue and yarn circle size, feature Be: the bindiny mechanism includes the traveller being set in translator slider and the adjusting rotor for being fixedly arranged on servo motor shaft end, institute It states and adjusts rotor equipped with the spiral shell shape track being slidably matched with traveller.

9. the weft-knitting Double-plate machine according to claim 8 that can freely convert braiding tissue and yarn circle size, feature Be: the spiral shell shape track is spliced by small one and large one two semi arch tracks.

10. the weft-knitting Double-plate machine according to claim 7 that can freely convert braiding tissue and yarn circle size, feature Be: the bindiny mechanism includes the threaded post for being fixedly arranged on servo motor shaft end and the threaded hole being set in translator slider, is somebody's turn to do Threaded hole is matched with threaded post.