JPS61124655A - Pattern knitting method and apparatus in interlock circular socks knitting machine - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION a) Industrial Field of Application The present invention provides a pattern knitting method for knitting an arbitrary pattern using a perforated knitting structure in a specific part of a sock in a multi-head double-ended cylinder round sock knitting machine; It relates to a device for its organization.

b) Prior Art Patterned socks with perforated knitting structures have conventionally been made using double-ended cylinder round sock knitting machines and single-cylinder round sock knitting machines.
All of these methods require a special selection jack for knitting a hole and a large-scale operation device, which is expensive, and the movement of the jack is delicate, so they require advanced technology. In terms of performance, there are disadvantages such as poor production efficiency because the rotation speed does not increase, especially when it comes to double-headed cylinder round sock knitting machines. The disadvantage is that the size of the perforated hole is small and that a product with a wide variety of perforated handles cannot be obtained.

C) Purpose of the invention' The device according to the present invention does not require a special jack for perforated knitting and its actuating device, and the knitting rotation speed is the same as that of a general sock knitting machine. As a result, production efficiency is improved, the effect of perforation with a wide variety of holes is fully realized, and it can be manufactured at low cost with low-level technology, so it is possible to improve production efficiency. The purpose of the present invention is to provide a method for knitting patterned socks in which large perforated knitted fabrics are made possible by improving the inner cam, and patterned socks are scattered at appropriate locations throughout the entire knitted fabric, and an apparatus for manufacturing the same. That is.

d) Structure of the Invention The pattern knitting method for achieving the above object of the present invention will be explained using illustrations. First, the perforated portion 7 surrounded by dots in FIG. 1 represents one unit of knitting structure. The numbers I, II, III, . . . on the left side of the figure represent the rotation order of the cylinders, and IF and 2F on the right side represent each wJl and the second yarn feeder side.

However, at the first rotation of the cylinder ■, the first yarn feeder side IF
The base yarn from 2F tucks the bottom stitch to form a loop a, the bottom joint yarn (thick yarn) on the second yarn feeder side 2F floats to form a loop b, and the spiral yarn (thin yarn) The perforated portion 7 is a knitting structure formed by knitting the entire lower stitch to form a C loop. FIG. 2 shows a sock product l of the perforated knitted pattern, from the mouth rubber part 2 to the tongue part 3,
Among the heel part 4, foot part 5, and toe part 6, the tongue part 3
, a handle portion 7f made of the perforated knitted structure is arbitrarily scattered at appropriate locations on the knitted fabric of the foot portion 5.

Next, the perforated knitted fabric manufacturing apparatus of the present invention will be explained.

Elements for knitting the perforated knitting structure of the present invention: (1) On the first yarn feeder side, elements that enable knitting of lower stitch knits, tucks, and upper stitch knits.

(2) On the second yarn feeder side, an element that enables the combination of the lower stitch knit using the spiral yarn and the float of the ground yarn, and the knitting of the lower stitch and upper stitch using the double stitch of the spiral yarn and the ground yarn.

(3) A stitch transfer mechanism is interposed between the second yarn feeder side and the first yarn feeder side to enable stitch transfer from the upper stitch to the lower stitch or from the lower stitch to the upper stitch. elements to do.

Each of the above is necessary.

First, the structure of the cam developed view of the knitting cam according to the present invention in the multi-head double-ended cylinder round sock knitting machine shown in FIG. 3 will be explained.

Indicated by Roman numerals from the top left side of Figure 3,・□
To explain from above, the display section of ■ indicates the cam group of the upper cam zanox, and the display section of ■ indicates the glue 7'l of the thread guide cam.
, ■ The display section shows the cam group of Cam GEX below, ■
The display section 2 shows the cam group of the intermediate jack, and the display section 2 shows the cam group for the selector and the group of selector fingers.

The right side of FIG. 3 shows the elements that are acted on by each of the above-mentioned cam groups to perform the organizing action. Starting from the top, the elements acting on the cam group (I) of the upper cam picks are shown. NB, upper slider USl with transfer batt TB'.

An upper needle Nl is shown which is engaged with the upper slider US2 and the upper slider US to perform knitting, and below which are shown a knitting bat NB and a transfer bat TB which are acted on by the cam group (E) of the lower cam dex. Lower slider L with
S1. A lower needle N2 is shown that engages with LS2 and the lower slider LS to perform knitting, and below it is a butt MJB'f! that is acted on by the intermediate jack cam group 傂■. : A middle jack MJ is shown, and further below it a cam group for the selector and a center fin are shown that act on the group M of the group.
Senfters SLI and SL2 are shown, respectively. A plurality of these knitting elements are arranged and inserted into grooves provided on the outer periphery of the cylinder of the known knitting machine, and as the cylinder rotates, these elements advance in the direction of arrow A shown in the figure. , is configured to slide up and down within the cylinder groove under the action of each of the above-mentioned cam groups.

Next, of each cam group (4-v), cam elements necessary for this explanation will be explained.

(3) The upper cam box cam group includes an upper ridge 8 for making the upper stitch at the first yarn feeder side IF, an IF clearing cam 9 for clearing the upper stitch, an IF clearing cam 10, and an operating cam 11 on the second yarn feeder side 2F.
2F landing cam 12. 2F lower dot cam 13, welt clearing cam 14 for clearing the upper eyelet, clearing cam 15, lowering transfer cam 16 for transferring from the upper eyelet to the lower eyelet, and heel built cam 17 It is composed of etc.

In the yarn guide cam group of H, I at the first yarn feeder side IF
F yarn guide cam 18, 2F yarn guide cam 1 on the second yarn feeder side 2F
The IF yarn guide cam 18 is provided with a yarn feeding hole 18-1 for the ground yarn B1, and the 2F yarn path cam 19 is provided with a yarn feeding hole 19-1 for the ground yarn B2 and a spiral Hole t9 for thread S
-2 is provided.

On the left side 1111 of the thread guide cams, a board 8' and a board 20 for transferring stitches to the upper and lower stitches are installed.

In the lower cam box cam group (3), there is an IF lowering cam 21 that creates the lower stitch at the first yarn feeder side IF, an IF clearing cam 22 that clears the lower stitch, and a 2F at the second yarn feeder side 2F. Pre-operation cam 23. 2F post-operation cam 24, 2F lower dot ridge 25 for making the lower stitch, raising cam 26, and raising transfer cam 27 for transferring from the lower stitch to the upper stitch. IFTB chestnut,
It is composed of a killing cam 28, a 2FTB clearing cam 29, and the like.

In the intermediate jack cam group (2), the ones for selection on the second yarn feeder side 2F are the idle cam 30A, the split cam 30B,
It is composed of a lowering cam 31, a raising cam 32, a lowering cam 33, a divided cam 34 for selection on the first yarn feeder side IF, a lowering cam 35, a raising cam 36 for the upper stitch selection side, and the like.

Of the group ①, the cam groups that act on the upper selector butt STB are guide cam 37°38, lowering cam 39, N11l leveling cam 40, and guide cam 4.
1. It is composed of a lowering cam 42, an Nn2 leveling cam 43, etc., and further below there are a group of NcL2 selector fingers 44 and a group of NcL2 selector fingers for selecting a pattern by acting on a plurality of handle crosses) SB of a selector SL. It consists of 45.

:□In 2 selector-finger group 44. Each of the Nn3 selector finger groups 45 operates according to a known design system and serves to select the selector SLk.

e) Function Next, the function of knitting the perforated knitting structure shown in Figure g1 of the present invention will be explained in detail with reference to the developed view of the cam in Figure 3.

The transfer butt TB of the lower slider LS is 2FTB.
It is all raised by the clearing cam 29 and passes through the course (A). The knitting bat NB of the lower slider LS passing through the course (A) is raised to the course (B) by the raising cam 26, and after passing through the course (B) as it is, it is moved by the IF lowering crest 21 of the first yarn feeder side IF. When lowered in course C'9, the ground yarn Bl' fed from the ground yarn feeding hole 18-1 of the IF yarn guide cam 18 is knitted to form the loop aII in FIG.

At this time, the action of intermediate jack MJ and selector SL is not received.

On the other hand, the butt STB of the selector SL is lowered to the course (to) by the lowering cam 42, and the 1412 leveling cam 4
3, the bat STB of the selector SL with the handle bat SB selected is raised to the course (E) by the selection action of the N13 selector finger group 45. The butt MJB of the intermediate jack MJ on the selector SL that is raised to the course (E) is raised from the course (H) to the upper course (G) of the split cam 30B, and is raised to the upper course (G) of the split cam 30B. and the course (
g) After the knitting bat NB of the upper lower slider LS is lowered by the center cam 46, the lower slider LS
O The intermediate jack MJ in the same groove is raised by the split cam 30B and goes up from the course (G) to the course ←). course without being lowered (
At this time, the lower needle N2 held by the lower slider LS catches the ground yarn Bl fed from the yarn feeding hole 18-1 of the IF yarn path cam 18, and moves the lower needle N2 The intermediate jack MJ in the same groove is the same) MJB is the raised cam 3
The knitting bat NB of the lower slider LS in the same groove is raised to the high level course (IJ) and is lowered by the cam 24 after operating 2F at the second yarn feeder side 2F. When the spiral yarn feed hole 19 of the 2F yarn guide cam 19
Spiral yarn St lower slider L fed from -2
The lower needle N2 engaged with S knits to form loop C in FIG.

At this time, the ground yarn B2 fed from the ground yarn feeding hole 19-1 of the 2F yarn path cam 19 is placed on the back side of the needle collar of the lower needle N2 because the lower needle N2 passes through the high level. The loop does not float and becomes loop b in Figure 1. Furthermore, at this time, since the ground yarn Bl to be fed from the ground yarn feeder 18-1 of the 1F yarn guide cam I8 remains caught by the lower needle N2 as described above, it is After operation, when it is lowered by the cam 24 and further lowered by the 2F lowering crest 25, it becomes a tuck knitting and forms a loop a shown in FIG.

On the other hand, the butt STB of the selector SL was raised to N (the course was stopped by the leveling cam 40), and after passing between the guide cam 41 and the lowering cam 42, it was raised by the needle selection action of the 1'1 & 12 selector finger group 440. Selector S
L is raised to the course (/) by its bat STB. The butt MJB of the intermediate jack MJ on the selector SL raised above the course (/S) is raised from the course (4) to the course (wa) by the raising cam 36. Transfer bat TB of the lower slider LS on the intermediate jack MJ raised to the course (r7) is raised to the course ψ) by the raising transfer cam 27. The knitting bat of the lower slider LS raised to the course (r7) NB is the course (
(b) Raised to Kara course (Yo). The lower needle N2, which was engaged with the lower slider LS raised to the course (Y),
It is transferred to the upper slider US via the transfer plate 20, and the upper needle N
Changes to l. The upper needle N1t-locked upper slider US moves its knitting bat NB to the course after the heel is raised to the course by the lut cam 17, and then the upper slider US moves to the IF on the first yarn feeder side IF. When passing through course (1) 1- at stitch 8, the upper needle Nl engaged with the upper slider US of the ground yarn Blt-1 from the ground yarn feeding hole 18'l of the IF yarn path cam ■8 is knitted. Form loop d in FIG. This needle N1t
- When the upper slider US is engaged, its knitting bat NB further passes through the course with the IF clearing cam 9, and then on the course with the IF clearing cam 10)
After clearing through the 2nd yarn feeder side 2F operating cam 11. Pass the course (g) at the 2F landing/guk cam 12, and pass the course (to) at the 2nd -F top crest 13, 2F
The ground yarn B2 from the ground yarn feeding hole 19-1 of the yarn guide cam 19C and the spiral yarn S from the spiral yarn feeding hole 19-2 are knitted together to create a double upper stitch and form the loop shown in FIG. form e and f.

In addition, the welt clearing cam 14 and the clearing cam 15 in the upper cam box cam group I move the knitting bat NB of the upper slider US engaged with the upper needle Nli in order to clear the upper needle N1ff. The lowering transfer cam 16 is a cam for lowering the knitting bat NBO upper slider US which passes through the course (3) to the transfer bat T B e, from the course (3) to the course (3). (B) This is a cam used to move the stitches to the upper or lower stitches.

f) Embodiments The embodiments of the present invention are described below. B1 in the table is I
F ground yarn, B2 stands for 2F ground yarn, S stands for 2F snow yarn, t stands for tuck, k stands for knitting, and f stands for floating knitting.

The knitting mode of the present invention is as follows.

1F-lower stitch Bl-t 2F-lower stitch 82-f, S- The knitting structure according to the present invention shown in FIG. The needle that has tucked the bottom stitch of the ground yarn at the first yarn feeder *++ floats the ground yarn of the bottom stitch at the second yarn feeder side and knits a spiral yarn.
Anamakigumi & which are made into one unit are scattered as appropriate in the knitted fabric, but as an application without departing from the gist of the present invention, in the course before and after one unit of the main knitting fabric. It goes without saying that this includes continuous knitting with the entire top stitch, bottom stitch, and perforated stitch of the invention.

g) Effects of the Invention The present invention provides a method and apparatus for applying perforated pattern knitting acid to specific parts such as the leg and foot of socks, without using any special jacks or other actuating devices. The same knitting rotation speed as in sock knitting makes it possible to knit a wide variety of perforated patterns, and as a multi-roll double-headed Norinda round sock knitting machine, it can also knit the same way as conventional socks. This type of special perforated pattern can also be knitted, making it easier to work with.
The features that improve economic efficiency are extremely significant.

[Brief explanation of the drawing]

Figure 1 is an enlarged plan view of the knitting structure according to the present invention;
The figure is a side view of one side of the sock made of the knitted structure, and Figures 3 and 3 are developed front views of the cam surface showing the manufacturing apparatus of the present invention. [Explanation of symbols] l... Socks 2... Rubber part 3... Leg part 4... Heel part 5... Sole part
6... Toe part 7... Perforated stitch 8...
・IF upper angle 9...IF rep clearing cam 10...IF clearing cam 11...2F operating cam 12...2F landing cam 13...2F upper angle 14...Welt clearing cam 15... Clearing cam 16... Lowering transfer cam 17... Heel delt cam 18... IF thread path cam 19... 2F thread path cam 20... Transfer plate 21... IF lower leg mountain 22
...IF clearing cam 23...Cam 2 before 2F operation 24...Cam 2 after 2F operation
5...2F lower cam 26...raise cam 27...
・Raising transfer cam 28・・IFTB clearing cam 29・・2FTB clearing cam 30A・・Guide cam 30B・・Split cam 31
...Lower cam 32...Raise cam 33...Lower cam 34...Divided cam 35...Lower cam 36...Raise cam 37...Guide cam
38...Guide cam 39...Lower cam
40...Nnl leveling cam 41...Guide cam
42...Lower cam 43...NCL 2 Leveling cam 44...; Wing 2 Selector finger group 45...Na 3 Selector 1 finger group 46...Center cam Figure 1 Figure 2

Claims (2)

[Claims] (1) With one rotation of the cylinder, the needle that has tacked the bottom stitch of the ground yarn on the first yarn feeder side floats the bottom stitch on the second yarn feeder side, forming one unit of perforated knitting structure for knitting spiral yarn. A pattern knitting method in a multi-mouth double-ended cylinder round sock knitting machine characterized by the following. (2) With one rotation of the cylinder, the lower slider LS is engaged with the middle jack MJ on the selector SL, which is vertically slidably fitted on the outer periphery of the cylinder, by the cam mechanism that engages the lower slider LS. The lower needle N2 that is
The feature is that the lower needle N2 uses a cam mechanism to knit only the spiral yarn S by floating the ground yarn B2 at the second yarn feeder 2F, without making any stitches while catching the ground yarn B1 from F. A pattern knitting device for a multi-mouth double-ended cylinder round sock knitting machine.