DE1635869A1 - Pattern device for circular knitting machines - Google Patents

Description

Mayer & öie

Machine factory

T a i 1 f j η ge η

Pattern device attaches & knitting machines

The invention relates to a »pattern device for round * Knitting machines with a pin-filled sample drum, the pins of which are placed in feed slots either directly or via sample slides longest sliding and limited in the needle carrier Pivotably mounted and coupled with the needles sample sinkers act, depending on their pivot position are controlled by the lock links

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Pattern devices with pen-filled pattern drums are known as jacquard pattern machines. Also is already known to train the sample boards so that they mean the pins of the sample drums or by means of inter-_ connected and from the pins of the sample drums Flux control spool swiveled out of a normal position can be so that your control foot out of the range of a—

Expulsion lock part arrives and the sinkers so in

The concentric position remain.

In the previously known pattern devices of this type

can the sample boards and thus those with them u J - =

coupled needles, however, only optionally in two different - = - Set the positions Either the sample pla-

tinen influenced by the pins of the sample drum and

thereby held in their concentric position, or they are ~ which is not influenced by the pins and therefore from the -

Parts of the lock and driven out into their knitting position single-plane __

ben. In the case of knitted fabrics with patterns, however, individual threads are not knitted over a larger area of stitches «So that these threads do not hang loosely on the back of the knitted fabric» »It would be advantageous to close these threads at least occasionally by catching the knitted fabric anchor · With the pattern devices described above, in which only selected between the Randslaufpoeition and the knitting position of the needles """

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is to steer individual needles into the However, catch position is not possible.

The invention was based on the object of creating a pattern device with pin-filled pattern drums, with which not only two but between three

Positions of the! Rebuke can be selected so that in

one and the same knitting system the individual needles choice- ^ wisely held in the bundle position, in the knitting position or only in a catch position · *, the can.

This object is achieved according to the invention in that the pins of the sample drum and optionally them zifc. parent Kuster slide in groups transversely to Fortschal1> · direction of the pattern drum offset from each other angeord "> net are such that an influence of the pattern _ boards in different height positions of the boards and thus, the coupled with them needles possible" borrowed is. ^J

It is true for machines with sample wheels as Pattern devices work, known to select between three needle positions. There the pattern devices have but the disadvantage that the im

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produced knitted hose successive
the same pattern areas occur offset from one another in the circumferential direction of the knitted tube. So the pattern has a pitch, as they say in professional circles _t which is often undesirable. However, this disadvantage does not occur in the subject matter of the present invention. A gradient-free pattern can be achieved here,

Adjacent, parallel and equally articulated Rows of pins of the sample drum are according to the invention in their longitudinal direction offset from one another by an area which corresponds to the height difference "

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corresponds to between the concentricity position and the catch position of the - needles of the machine. Accordingly, the present invention also the pattern drum associated _ ^ _ pattern slide in accordance with the two rows of pins of the ~ pattern drum arranged mutually / parallel offset -

rows running towards each other are broken down.

The pattern drum is adjusted in each case per indexing step towards dea pattern shifters -um two rows of pins. '_ [

Details about the invention emerge from the following description in conjunction with the drawing,

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the one embodiment of a trained according to the invention deten pattern device for a circular knitting machine is shown more or less schematically.

Show in detail

Fig. 1 is a vertical section through the rotatable _

Needle cylinder and the stationary lock ring of a circular knitting machine with a ~ pattern device designed according to the invention along the line I - I in Figure 3t,

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Fig. 2 is a perpendicular to the sectional view of the -

Figure 1 running horizontal section _

by the inventively designed _] Pattern device ι

Fig. 3 is a highly schematic view of the umen- _ | side of the stationary lock parts of a ~~ Knitting system with registered sinkers and needles as well as the sample slide switch end up·

Figure 1 shows a section through the rotating needle cylinder 1 of a circular knitting machine as well as its stability onary lock ring 2. In the needle cylinder are in themselves ~~

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As is known, knitting needles 3 are mounted so they can be moved lengthways »_ whose control feet 4 in the area of the SeJaloßteile 5 of the stationary lock ring 2 protrude · Ba revolving machines ·>

part are also aligned with the individual needles Sample boards 6 mounted so as to be longitudinally displaceable. The sample boards each have a lower control foot 7 and einijt? upper guide foot 8, which with lock parts 9 and 10 - cooperate. In addition, each sample board has a,.

Sample foot 11 on, and the sample feet 11 of neighboring Muatei-

Boards 6 are offset from one another in a known manner

orderly,

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The pattern device consists in a known manner of a studded one Sample drum 12, whose pins 13 on Muste: * »

Slider 14 act, which in turn pushes iliaster feet 11

of the sample boards 6 applied.

The pins 13 of the sample drum 12 are evenly _ Spaced in rows with the same number of pins. Result According to one of the neighboring rows of pins are staggered.

arranged to one another »bo that alternating rows of pins I

with the latter opposite to the top shifted row of pins II alternately on the circumference of the sample drum 12 on top of one another »* - follow. This pin row arrangement of the lauter drum 12 accordingly the sample slide 14 according to Figures 2 and 3 are also arranged in two offset from one another

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parallel cleansers to oil sample slides 14/1 and 14/11 broken down · The shift between the rows of pins I and II and their assigned rows of pattern sliders 14 corresponds exactly to the height difference H (Fig. 3) between the concentricity position A and the catch position B of the needle feet 4 controlling lock parts 5 and the die-pattern plate feet 7 and 8 controlling lock parts 9 and This height difference H can also be seen from the knitting curve 15 drawn in FIG all the concentricity position with the letter A, the _ catch position with the letter B and the knitting position _

the needles are marked with the letter C · ~ " u J - =

The sample drum 12 is not shown by means of a

th switching mechanism is switched by two rows of pins each time, so that the pins 13/1 only ever show the pattern over 14/1 can influence the selection of those Meet pattern slide 6 and associated needles 3, the_ Remaining in the concentric position A, the knitting system assigned to the relevant "pattern device" should run through · The pins 13/11 of the vertically offset rows of pins II

on the other hand, only control the sample slide 14/11, which from those pattern sliders 6, which from the Musterf Slides 14/1 unaffected by the lock parts 9 in the Catch position B have been pushed up, select those "who remain in this catch position B the StriöEj}

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system should go through. This is shown in FIG. 3 by the
Control foot 7 / B and the associated guide foot 8 / B one
Sample board as well as the control foot 4 / B of the through this
Exemplary platinum controlled needle illustrates. According to
Figure 2 are the sample slider 14/1 and 14/11 against the
Force of return springs 17 under the influence of the pins 13/1 or 13 / H adjustable inward in the radial direction whereby they are adjusted with their ends with an inclined control surface 18 in the orbit of the pattern feet 11 of the pattern plates 6 assigned to them and thereby the known pivoting movement of the sample sinkers 6 ver. Causes.

The sample plates 6 are in a known manner with - friction in their guide slots in the circumferential part of the __ Machine guided. As a result, they remain under the frictional force - in the amount given to them by the sample device.

gen position. At the end of the knitting system, In other words, all needles 3 and all sample slides ΊΓ through the ball cam lock part 5a and the lock part 10a in d ± e-

lower concentricity position moved back. The

Sample boards 6 also by means of the lower lock parts

16 in their "shown in Figure 1 with dashed lines" Moved back to the starting position, in which its control foot 7 protrudes into the area of the lock parts 9.

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With a pattern device designed according to the invention ^ It is therefore also possible to select the needles for three different ones with jacquard pattern devices with pattern drums Achieve positions A, B and C while creating a slope-free pattern. Such pattern devices "_ are particularly advantageous for single-fountain machines ^

's I

where a pan position circuit of the needles gave way particularly - «- It is necessary if a store is not to be knitted over a larger number of stitches, but then by the Capture position of the needles can be anchored in the knitted fabric.

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Claims (4)

Claims 1. Pattern device for circular knitting machines with a
pen-studded sample drum, the pens directly
or via sample slides in guide slots
longitudinally displaceable in the needle carrier and limited φ pivoted and coupled to the needles Sample boards have an effect which, depending on - their pivot position controlled by the lock members are, characterized in that the pins (13) of the "L pattern drum (12) and, if necessary, attached to them pattern slide (14) are arranged in groups transversely to the continuation direction of the pattern drum (12) offset against each other, in this way that influencing the sample boards (6) in different Heights of the boards and thus also the one with them coupled needles (3) is possible. 2. Pattern device according to claim 1, characterized in that adjacent, parallel to each other and similarly arranged rows of pins (1,11) of the " Pattern drum (12) are each offset from one another in their longitudinal direction by an area which dejc T 209813/0316 P 667 Difference in height (H) between the concentricity position (A)
and the catch position (B) of the needles (3) of the machine
is equivalent to. 3. Sample device according to claim 2, characterized ~~ shows that the a pattern slide assigned to the pattern drum (12) (14) in two rows of pins (I and II) of the sample drum (12) offset from one another arranged, parallel to each other "the rows (14/1 and 14/11) are arranged. 4. Pattern device according to claim 2 and claim 3> da ^ L. -I - characterized in that the pattern drum (12) is designed to be adjustable by two rows of pins per increment with respect to the pattern slides (14)
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