CN101440550A

CN101440550A - Back stitching method after moving stitch and connecting stitch of flat knitting machine

Info

Publication number: CN101440550A
Application number: CNA2007101937153A
Authority: CN
Inventors: 萧世贤
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-11-23
Filing date: 2007-11-23
Publication date: 2009-05-27

Abstract

The invention provides a method for needle returning after needle moving and needle connecting of a knitting transverse braider. A needle moving triangle system arranged on the knitting transverse braider comprises an upper triangle system and a lower triangle system; the upper triangle system comprises a reverse V-shaped triangle, a central triangle, a needle withdrawing triangle, a left loop formation triangle, a right loop formation triangle, a left needle stopping triangle, a right needle stopping triangle, a left-right whole needle triangle, a needle moving triangle and a needle connecting triangle, and the needle stopping triangles are used as a structure of needle returning after needle moving and needle connecting. The method has the advantages of increasing the staggered distance of needle returning after needle moving and needle connecting, and avoiding bad needle moving knitting due to mutual pulling of yarn.

Description

The moving pin, connect the back stitching method behind the pin of flat knitting machine

Technical field

The present invention relates to flat knitting machine, particularly flat braiding machine moves the pin cam system.

Background technology

As everyone knows, the existing flat knitting machine that moves the pin function that has, especially symmetric form moves the flat knitting machine of pin cam system before and after adopting central authorities, it moves pin, when connecing behind the pin back stitching, all with stitch cam or at single raise mountain, the side of stitch cam (secondary triangle) as the back stitching structure after moving pin, connecing pin.Its deficiency of bringing is: the back stitching that move pin, connects behind the pin staggers distance seldom, have in addition do not stagger at all, cause yarn to draw mutually thereby be easy to generate the bad needle knitting that moves.

In addition, the existing flat knitting machine that moves the pin function that has, especially symmetric form moves the flat knitting machine of pin cam system before and after adopting central authorities, because it connects the pin triangle and is arranged on the symmetrical centre axis, and be the fixed center formula, therefore, connect the peak that the pin triangle is in above-mentioned central axis position in order to cooperate this, moving the pin triangle all is to be designed to double-peak type, just may make the needle knitting that moves of not limitting direction.

But that adopts two peaks formula moves the pin triangle as moving needle knitting, and its shortcoming is exactly to have twice rise knitting needle and strain and knit order, but wherein once be unnecessary rising, it causes pulling of fabric yarn easily, is unscientific therefore.

Summary of the invention

At the deficiencies in the prior art, the objective of the invention is to: moving pin, connecing the back stitching method behind the pin of a kind of flat knitting machine is provided, increases and move pin, connect back stitching behind the pin distance that staggers, avoid yarn to draw mutually and produce the bad needle knitting that moves.

At the deficiencies in the prior art, the present invention also aims to: provide a kind of single peak formula to move the pin cam system, avoid occurring twice rise knitting needle and strain and knit order, avoid pulling of fabric yarn.

For achieving the above object, the technical solution used in the present invention is:

The moving pin, connect the back stitching method behind the pin of a kind of flat knitting machine, described flat knitting machine move the pin cam system, comprise cam system and following cam system, described go up cam system comprise herringbone triangle, central cam, rise cam, left stitch cam, right stitch cam, a left side block pin triangle, the right side block the pin triangle, about whole pin triangle, move the pin triangle and connect the pin triangle, it is characterized in that: utilize and block the pin triangle as moving pin, connecing the back stitching structure behind the pin.

Wherein, preferable technical scheme can also be added following technical characterictic:

The described pin triangle that moves is that unimodal formula is moved the pin triangle, and the described pin triangle that connects is that left-right swing type connects the pin triangle, and wherein: it is the left-right symmetry structure that described unimodal formula is moved the pin triangle, and it protrudes in the symmetry axis position and forms a top; Described left-right swing type connects the pin triangle can be around the angle of the pre-sizing of its pivot swinging, and described pivot is positioned at described unimodal formula and moves on the symmetry axis of pin triangle.

Block the stitch triangle about described down cam system comprises, play the stitch triangle, left needle selecting foot triangle, right needle selecting foot triangle and about whole stitch triangle.

Compared with prior art, the advantage that adopts the present invention of technique scheme to have is:

1. the present invention can increase and moves pin, connects back stitching behind the pin distance that staggers, and avoids yarn to draw mutually and produces the bad needle knitting that moves.

2. because necessary action of rising only takes place once for it, the possibility of pulling of fabric yarn can be reduced, the needle knitting that moves of not limitting direction can be made again.

Description of drawings

Fig. 1 is the schematic perspective view of flat braiding machine of the present invention;

Fig. 2 is the handpiece structure schematic perspective view of flat braiding machine of the present invention;

Fig. 3 is that the single peak of the present invention formula is moved the schematic diagram of pin cam system;

Fig. 4, Fig. 5 all are user mode schematic diagrames of the present invention.

Description of reference numerals: 1-herringbone triangle; The 2-central cam; The 3-rise cam; 4-left side stitch cam; The right stitch cam of 5-; 6-blocks on a left side pin triangle; 7-blocks on the right side pin triangle; Whole pin triangle about 8-; Block the stitch triangle about 9-; 10-plays the stitch triangle; 11-left side needle selecting foot triangle; The right needle selecting foot triangle of 12-; Whole stitch triangle about 13-; The unimodal formula of 14-is moved the pin triangle; The 141-top; The 15-left-right swing type connects the pin triangle; The 151-pivot; The 20-knitting needle; The heel of 21-pin; 22-Vee formation system; Cam system before the 23-.

The specific embodiment

For structure of the present invention, shape and method can be understood better, below by several embodiment and discuss in detail in conjunction with the accompanying drawings.

At first, as shown in Figure 1 and Figure 2, introduce the stereochemical structure of flat braiding machine of the present invention and the handpiece structure of flat braiding machine.

Again in conjunction with shown in Figure 3, introduce single peak formula that the present invention preferably adopts and move the pin cam system, it comprises cam system and following cam system, block stitch triangle 9 about cam system comprises under described, play stitch triangle 10, left side needle selecting foot triangle 11, right needle selecting foot triangle 12, about whole stitch triangle 13, and the described cam system that goes up comprises herringbone triangle 1, central cam 2, rise cam 3, left side stitch cam 4, right stitch cam 5, pin triangle 6 is blocked on a left side, pin triangle 7 is blocked on the right side, about whole pin triangle 8, above-mentioned these all be existing structure, and the structural characteristics of the present invention are: the described cam system that goes up comprises that also unimodal formula moves pin triangle 14 and connect pin triangle 15 with left-right swing type.

It is left-right symmetry structures that described unimodal formula is moved pin triangle 14, and it protrudes in the symmetry axis position and forms a top 141;

Described left-right swing type connects pin triangle 15 can be around the angle of the pre-sizing of its pivot 151 swings, and described pivot is positioned at described unimodal formula and moves on the symmetry axis of pin triangle 14.

It is emphasized that, present invention focuses on, propose a kind ofly new to move pin, connect the back stitching method behind the pin, its no longer with move pin with the

stitch cam

4,5 on limit as the back stitching of moving the pin limit, but will draw high with the

stitch cam

4,5 on limit with connecing pin, that utilizes side more again blocks

pin triangle

6,7 as the back stitching that connects the pin limit.

Its concrete operation method please refer to user mode schematic diagram of the present invention as shown in Figure 4, the pin heel 21 that described single peak formula is moved the relative knitting needle 20 of the pin cam system operation of turning left from the right side, the unimodal formula of Vee formation system 22 is moved pin triangle 14 and is protruded from triangle group plane, each pin heel 21 is formed move the pin action, when pin heel 21 is pushed away peak by described top 141, yarn on the corresponding knitting needle 20 can be strained, unimodal then formula is moved pin triangle 14 and is continued to move, low level is also got back in described pin heel 21, and yarn is drawn pine.Meanwhile, in the preceding cam system 23, described left-right swing type connects pin triangle 15 toward the moving direction deflection of moving the pin cam system in contrast to single peak formula, and the described left-right swing type peak that connects pin triangle 15 promotes described pin heel 21 and finishes and connect the pin action.Because described left-right swing type connects pin triangle 15 and has deflection, described left-right swing type connects between the peak of pin triangle 15 and the symmetry axis that unimodal formula is moved pin triangle 14 has one section predetermined distance, so, in Vee formation system 22 and the preceding cam system 23, moving the pin action and connecing between the pin action of pairing knitting needle 20 has the preset time gap, finished smoothly thereby make to move the pin action and connect the pin action.

Please continue to read the preceding cam system 23 of Fig. 4 Lower Half, because left-right swing type connects pin triangle 15 deflection to the right, the distance between its top and the right stitch cam 5 shortens, if adopt right stitch cam 5 conducts to move pin, connect the back stitching behind the pin, it staggers distance seldom, will cause the bad needle knitting that moves.Therefore, the present invention proposes a kind ofly new to move pin, connect the back stitching method behind the pin, will draw high with the

stitch cam

4,5 on limit with connecing pin, and that utilizes side more again blocks

pin triangle

6,7 as the back stitching that connects the pin limit.Can see intuitively that from Fig. 4 the back stitching that the method can make and move pin, connect behind the pin has the bigger distance that staggers, thereby the drawing mutually of both sides knitting needle yarn when having avoided back stitching can there be better weaving.

And single peak formula of utilizing above-mentioned innovation is moved the pin cam system and can be finished moving pin action and connecing the pin action of unlimited direction smoothly, and because necessary action of rising only takes place once for it, can reduce the possibility of pulling of fabric yarn.

Those skilled in the art should be appreciated that pin heel 21 operation from left to right that moves the relative knitting needle 20 of pin cam system when described single peak formula, and then above-mentioned left-right swing type connects pin triangle 15 deflection of turning left, and can finish equally and move the pin action and connect the pin action.As shown in Figure 5, be that Vee formation system 22 connects the pin action, preceding cam system 23 is moved the action schematic diagram of pin action, because described Vee formation system 22 and preceding cam system 23 have symmetrical structure, the process of its operation principle and work is consistent with content shown in Figure 5, does not repeat them here.

In the foregoing description, it is to move the pin cam system with single peak formula to be used in combination as the back stitching method that connects the pin limit that

pin triangle

6,7 is blocked in utilization, thereby reach the raising weaving quality, reduce the purpose of braiding defective, but, do not show that the present invention moves pin, the back stitching method behind the pin of connecing must be moved the pin cam system with the peak formula and is used in combination, the present invention also can be before and after general central authorities symmetric form move in the pin cam system and use, can play equally increases the effect of staggering distance.

In the foregoing description, can control the pivot pivot angle degree that described left-right swing type connects pin triangle 15 by the rotational angle of the described pivot 151 of direct control.In addition, can also control the pivot pivot angle degree that described left-right swing type connects pin triangle 15 by controlling a mode with the rotational angle size of the described pivot 151 synchronous gear (not shown) that rotate.Even, can also on pivot 151, radially connect an angle control piece (not shown), when pivot 151 rotates, described angle control piece also rotates synchronously around pivot 151, two limit dead points are set on the rotation path of described angle control piece then, correspond respectively to the left and right maximum pivot pivot angle degree that described left-right swing type connects pin triangle 15, also can reach the purpose that the described left-right swing type of control connects the pivot pivot angle degree of pin triangle 15.In Fig. 3～Fig. 5, in order to show the pivot swing work that left-right swing type connects pin triangle 15 more intuitively, schematically and without limitation expressed the position of pivot 151, those skilled in the art are to be understood that: pivot 151 can carry out suitable upper and lower position adjustment, under the prerequisite of the motion of not interfering other member, obtain satisfied pivot swing and do.

More than explanation is just illustrative for the purpose of the present invention, and it is nonrestrictive, those of ordinary skills understand, under the situation of the spirit and scope that do not break away from claim and limited, can make many modifications, variation or equivalence, but but all will fall within the claim restricted portion of the present invention.

Claims

1, a kind of flat knitting machine moves pin, connects the back stitching method behind the pin, described flat knitting machine move the pin cam system, comprise cam system and following cam system, described go up cam system comprise herringbone triangle, central cam, rise cam, left stitch cam, right stitch cam, a left side block pin triangle, the right side block the pin triangle, about whole pin triangle, move the pin triangle and connect the pin triangle, it is characterized in that: utilize and block the pin triangle as moving pin, connecing the back stitching structure behind the pin.

2, the moving pin, connect the back stitching method behind the pin of flat knitting machine according to claim 1, it is characterized in that: the described pin triangle that moves is that unimodal formula is moved the pin triangle, and the described pin triangle that connects is that left-right swing type connects the pin triangle, wherein:

It is the left-right symmetry structure that described unimodal formula is moved the pin triangle, and it protrudes in the symmetry axis position and forms a top;

Described left-right swing type connects the pin triangle can be around the angle of the pre-sizing of its pivot swinging, and described pivot is positioned at described unimodal formula and moves on the symmetry axis of pin triangle.

3, the moving pin, connect the back stitching method behind the pin of flat knitting machine according to claim 1 is characterized in that: describedly down block the stitch triangle about cam system comprises, play the stitch triangle, left needle selecting foot triangle, right needle selecting foot triangle and about whole stitch triangle.