CN101929028A

CN101929028A - Device for closing the toe at the end of a tubular knitted hosiery item

Info

Publication number: CN101929028A
Application number: CN2009101639543A
Authority: CN
Inventors: 马西莫·比安基
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-19
Filing date: 2009-06-19
Publication date: 2010-12-29
Anticipated expiration: 2029-06-19
Also published as: CN101929028B; HK1149302A1

Abstract

A device for closing the toe of a tubular knitted hosiery article at the end thereof. In order to transfer a loop from a first needle arc (7X) to an opposite second needle arc (7Y), a reversible semicircular tooth arc (19) has elements (25) terminating in a forked portion (25F) (which laterally surround the associated needle (7X) of the first arc inside the corresponding sinker), each element having an upper forked protrusion (25A) surrounding the needle (7X) and forming a rear recess (25X) and a front recess (25C) suitable for engaging the end loop (M1) formed by the corresponding needle (7X), which is then transferred and engaged to the corresponding needle (7Y) of the second needle arc.

Description

The device that is used for the undertoe of closed tube knitting socks goods end

Technical field

The present invention relates to a kind of equipment, this equipment is attached to circular knitter, is used to produce the enclosure portion by the pipe dress knitting socks goods of this production of machinery.

Background technology

For the technical scheme that solves this technical problem proposition all can't be satisfactory.To transfer to scheme on the independent equipment verified be not satisfied and/or expensive and/or take big quantity space to goods to a certain extent from producing machine, during especially in conjunction with each single machine.

The invention solves these problems, and realize knowing clearly other targets and advantage simultaneously, this passes through will be more obvious hereinafter.

The equipment of the end of the knitting socks goods of being discussed that are used on circular knitting machine this circular knitting machine production of sealing is the sort of types that adopt sector, this sector is generally semicircular, so that coil is moved to the second relative pin arc from the first pin arc, just as defined in the Italy patent application no.FI2006A000025 on January 21st, 2006.

Summary of the invention

According to the present invention, in described sector, be provided with whole element as for forked section, each described element side direction in corresponding sinker is surrounded the relevant pin of first arc; Each has forked lug boss as for the described forming element of forked section eventually on top, described forked lug boss surrounds described pin and forms a rear groove and two front groove, and it is suitable for engaging the end coil that is formed by described pin.

The present invention also provides:

-promote and the pin that reduces by first arc with the device of unloading end coil, thereby this end coil keeps being bonded on the described forked lug boss;

-described sector is rotated about 180 ° of end coils that also will be bonded on the described groove take to and the corresponding device of the pin of second arc; And

-be used for pin with second arc to rise to maintenance and highly make they each all keep forming thus the device of coil, also engage the corresponding coil that is engaged with on the described groove, thereby and utilize the pin of second arc to form the arrangement of double-enclosure coil.

Advantageously, described forked lug boss has the upper surface of inclination.

One profile (profile) can be provided, and this profile is suitable for guaranteeing the lifting of the needle latch of described pin initial reduction pin will be transferred to the coil of the second pin arc from the first pin arc with release during, and does not consider the appearance of d/d coil.

Other feature is defined in the dependent claims.

The invention still further relates to the method for utilizing sector sealing knitting socks goods on the circular knitting machine of producing the knitting socks goods, this sector is roughly semicircular, is used for coil is transferred to the second relative pin arc from the first pin arc, as corresponding claim limits.

Description of drawings

The present invention may be better understood by following description and accompanying drawing, and described accompanying drawing shows the embodiment of indefiniteness of the present invention, in the accompanying drawings:

Fig. 1-3 shows the axial section three of the top of the syringe with annex and equipment of the present invention continuous layouts;

Fig. 4,5 and 6 is the part sections according to IV-IV, V-V and VI-VI among Fig. 1;

Fig. 7 has been illustrated in and has shifted in the step before by the arrow f among Fig. 1 _VIIThe zone of expression;

Fig. 8 and Fig. 9 are the partial cross sections of the layout layout afterwards of Fig. 7;

Figure 10,11 and 12 and Fig. 7 show wherein two layouts in the layout before shifting similarly;

Arrow f during Figure 13,14 and 15 shows in the subsequent operation step of execution after shifting by Fig. 3 _XIThe zone of indication;

Figure 16 and 17 shows plane in the part that the independent semicircle sector under the situation of coil and no coil is arranged in independent mode;

Figure 18 is the XVIII-XVIII partial cross section along Figure 16;

Figure 19 is the detail view of amplifying along Figure 18 that the line XIX-XIX line of Figure 18 is seen.

The specific embodiment

In the accompanying drawings, mark 1 expression motor cylinder (motor cylinder), this motor cylinder rotation is so that by means of protuberance 3 or be equal to member and make syringe 5 rotations, and wherein pin 7X and 7Y slide in the outside vertical passage 5A of syringe 5.Have the slip that is used for sinker 11 radial passage 9A conventional cannula 9 in the above with syringe 5 combinations.This layout is conventional.

Mark 13 expression one cylinder, itself and motor cylinder 1 and syringe 5 be coaxial and and they rotate together; On two radially relative support member 15 edge 13A disposed thereon, the sector 19 of a semicircle is pivotally attached to radial peg 17 thereon; Described sector 19 can overturn about 180 °, so as alternately to be arranged to corresponding to roughly semicircular first pin arc 7X and the second relative pin arc 7Y.In order to control the alternately upset of sector 19, cylinder 21 is provided with around cylinder 13; The top edge 21A of cylinder 21 is provided with at least one toothing 23, toothing 24 engagements of this at least one toothing and sector 19, and coaxial with pin 17.Owing to be provided with constraint pin 27, therefore by the effect of motor cylinder 1, cylinder 21 can be with

cylinder

13 and 5 rotations.Cylinder 21 can be with respect to the certain angle of cylinder 13 angular displacements, to overturn by toothing 23 and 24 control sectors 19.

For the purpose that will be described below, two

cylinders

13 and 21 and sector 19 can axially be promoted with respect to syringe together and be reduced; This vertical slots 1Y by cylinder 1 realizes that the pin 27 that makes two

cylinders

13 and 21 rotations is by this vertical slots.Also can move axially syringe 5, with the change in size fast of the tubular knitted coil of realizing goods with sinker 11.Cylinder 21 has limited groove 21X (Fig. 5), so that can make it with respect to

other cylinders

13 and 1 rotation.

A conventional tubular guide 31 is arranged in the cylinder 13, and the goods that form with by inlet flow the time carry out pneumatic tensioning.

Each sinker 11 all has conventional grooving 11A, to cooperate the pinhock of pin 7X and 7Y, is used for weaving routinely the tubular body of socks or other are equal to goods.

Form the last of tubing, can seal the undertoe of goods, if necessary, after continuous motion that utilizes the first pin arc and syringe or alternating movement formation bag, sealing the undertoe of goods.Sector 19 must be reversed with the terminal edge that the first pin arc 7X forms, the last coil that is formed by the second pin arc 7Y up to the last coil combination that is formed by pin arc 7X.This ad hoc structure by the sector 19 that is suitable for cooperating with sinker and pin is finished.

According to the present invention, sector 19 can move between the position of working of inoperative position that reduces and lifting, the inoperative position of this reduction is below the grooving 11A region of sinker 11, and the position of working of this lifting (Fig. 2,8,12) roughly is in the height of described grooving 11A.On the position that reduces and in the layout (Fig. 1,2,7) corresponding to the sector 19 of the pin of the first pin arc, circular knitting machine can form goods in a conventional manner, and it is with or without the end bag of undertoe to be sealed.

Sector 19 has a plurality of radially additives 25 along its arc bearing of trend, and each additives 25 ends at a pair of forming element 25F (specifically referring to Figure 19) that radially extends; Each two right element 25F roughly radially extends, with first one of arranging among a plurality of pin 7X of the flanked first pin arc in (Fig. 1 and 2), and in the second upset layout (Fig. 3) of sector 19 one among a plurality of pin 7Y of the flanked second pin arc; Each two right forming element 25F is arranged between relevant pin 7X and two sinkers 11, wherein this two sinkers, 11 flanked pins and cooperate with it.In layout corresponding to the first pin arc 7X, two forming element 25F of each centering have lug boss 25A on top, this lug boss 25A in plane to extend (specifically referring to Figure 16 to Figure 18) towards the U-shaped shape of the radial directed of external opening, this lug boss 25A has top edge 25B, when sector 19 was in the layout that promotes among Fig. 2,8 and 9, this top edge 25B followed the profile of the grooving 11A of relevant sinker; Described edge 25B stretches out in (with respect to the axis of cylinder), towards the bottom that two edge 25C of the end of

element

25,25F depression substantially transversely follow the groove 11A of described sinker, but outstanding slightly with respect to described groove 11A.

In the placement of describing,

element

25 and 25F in the layout of Fig. 7 and Figure 10, pin 7X keep reducing and capture line not, and sinker 11 can be removed (Figure 11) according to f19.Like this, last coil Ml keeps being bonded on element 25, the 25A, and the feasible fabric that ends at the arrangement of coil Ml can easily be transferred to the pin 7Y of the second pin arc by means of sector 19 around pin 17 upsets.

The pin 7Y of second arc is retained as free time and reduction, and last coil Mo engages thereon.The pin 7X of the first pin arc is lowered and does not catch line, makes the last coil Ml that forms keep being bonded on according to the rules the top between groove 25C and the 25X; These coils Ml is pressurized by the pneumatic tension force that forms from the suction of managing 31.Needle latch in order to ensure pin 7X is reduced to its end, and described element 26 is set, and it can promptly guarantee the lifting of the needle latch of the pin 7X that begins to be lowered; Therefore pin 7X discharges the coil Ml that still remains between groove 25X and the 25C safely.

Here, for the transfer of actuation coil Ml to pin 7Y, syringe 13 is provided, thereby sector 19 also is raised, and by toothing 23,24, sector 19 is around about 180 ° of pin 17 upsets, thereby pulling coil Ml, wherein this coil Ml keeps by tensioning pneumatically, thereby is in the layout that is elongated and enlarges, and is engaged with on the corresponding lug boss 25A that the U-shaped with radial directed extends.

After arriving Fig. 3,13,14 indicated positions, forming element 25A is oriented to surround the relevant pin 7Y of the second pin arc in sector 19 upset (as shown in phantom in Figure 3).Here, the pin 7Y of the second pin arc is thus lifted to a limited height (height of maintenance) in the space of corresponding lug boss 25A, wherein said pin 7Y keeps the coil Mo of the last arrangement of the coil of production thus, but thereby they are near making them to engage relevant coil Ml together with coil Mo, and this relevant coil enlarges by corresponding lug boss 25A and by the pneumatic tension force that pipe 31 is applied; Like this, coil Mo is all engaged by the relevant pin 7Y of the second pin arc with Ml.Here, the described pin 7Y of second arc forms other coil arrangement by alternating movement or by continuous motion and by the described line of final cutting, especially tight coil and last loose coil or other schemes, arrange (finishing rank), for example sealing of the last end of goods under any circumstance to prevent the ending of taking goods apart.After the goods completion, goods are released.

By opposite motion, all parts all turn back to initial state.

Should be appreciated that the embodiment that accompanying drawing only shows to be provided as a kind of actual arrangement of the present invention fully, the present invention can be out of shape and change, and do not depart from the present invention protect based on the scope of notion.Only above-mentioned for ease of reference specification of all Reference numerals and accompanying drawing are understood invention and are provided in the claims, and are not used in the protection domain that limits claim.

Claims

1. equipment that is used for closed tube knitting socks goods end on circular knitting machine, described circular knitting machine is produced described tubular knitted socks goods, described equipment has semicircular basically sector (19), so that coil is transferred to the second relative pin arc (7Y) from the first pin arc (7X), in described sector (19), comprise: the element (25) that ends at forked section (25F), each element is at the relevant pin (7X) of described first arc of inside flanked of corresponding sinker (11), it is characterized in that, each the described element that ends at forked section (25F) all has a forked lug boss (25A) on top, described forked lug boss is roughly radially directed with respect to the syringe that surrounds pin (7X), described forked lug boss (25A) forms a rear groove (25X) and two front groove (25C), be used to engage the end coil (Ml) that the described pin (7X) by the described first pin arc forms, also be provided with: the conventional equipment that promotes and reduce the pin (7X) of first arc, so that unload described end coil (Ml), thereby this end coil keeps being bonded on the described forked lug boss (25A); Device (17,15,24), it is used to make described sector (19) to rotate about 180 ° around the radially geometrical axis of described tube, and is used for taking away corresponding to the pin (7Y) of second arc and is bonded on described groove (25C; End coil 25X) (Ml); Be used to make the pin (7Y) of described second arc to rise to the device of the height of maintenance, to keep by each the formed coil (Mo) in these pins, and engage, thereby utilize the pin (7Y) of second arc to form the arrangement of double-enclosure coil (Ml-Mo) with corresponding coil (Ml) on being bonded on described groove (25X and 25A); And the device that is used for radially removing sinker (11) in the operation that forms described end coil (Ml).

2. equipment according to claim 1 is characterized in that: described forked lug boss (25A) has the upper surface (25B) of inclination.

3. equipment according to claim 1 and 2, it is characterized in that, described equipment comprises profile (26), and described profile is suitable for guaranteeing the needle latch of lift pins (7X) during the initial reduction of each pin (7X) in pin (7Y) operation before of coil (Ml) being transferred to the second pin sector.

4. according to the described equipment of claim 1 at least, it is characterized in that, described equipment comprises a device, this device remains on described forming element (25) in the reduction layout of evicting from, till the endcapped of described goods, and this device promotes described forming element, with engage described forked forming element (25, the 25A) coil on.

5. equipment according to claim 4 is characterized in that, described equipment comprises a unit (13,15), and described sector (19) is movably connected on the described unit, described assembly can: rotate with syringe (5); Be axially upgraded and reduce with respect to described syringe (5), to arrive a clear position that reduces and an active position that promotes; Engage the coil (Ml) of the pin (7X) of first arc; These coils are transferred to the pin (7Y) of second arc, thereby engage their end coil (Mo).

6. according at least one described equipment in the aforementioned claim, it is characterized in that, described equipment comprises a tubular element (13,13A, 23), described tubular element can be followed the lifting and the rotation of syringe (5), and carries out partial rotation with respect to syringe (5), to control the upset of described sector (19).

7. according at least one described equipment in the aforementioned claim, it is characterized in that, the described device of lifting and reduction sinker and pin is controlled so as to tight end coil and at least one last loose coil of formation in the first pin arc (7X), and the pin (7Y) that utilizes the second pin arc forms encapsulated coil and at least one last loose coil, and these encapsulated coils are strained on two edges in being in the sealing step time.

8. one kind is used on circular knitting machine transferring to the pin (7Y) of complementary relative pin arc and the method for the end of closed tube knitting socks goods by the coil that the first pin arc (7X) is formed, and wherein said circular knitting machine is produced described tubular knitted socks goods, it is characterized in that:

-with the end coil (Ml) of each pin (7X) of the first pin arc join to corresponding U-shaped element (25,25A) on, described U-shaped element is each corresponding pin (7X) of the flanked first pin arc in the back;

-promote the pin (7X) of first arc, with unloading end coil (Ml), thus with these end coils (Ml) join to described forming element (25,25A) on;

-be equipped with on it described forming element (25, about 180 ° of sector 25A) (19) rotation, with take away corresponding to the pin of second arc be bonded on described forming element (245, the 25A) coil on; And

The pin (7Y) of-described second arc is thus lifted to the maintenance height of its last coil (Mo), with the corresponding coil of same joint (Ml), thereby make they from forming element (24,25A) break away from, and form double-enclosure coil (Ml, arrangement Mo).

9. method according to claim 8 is characterized in that, and described forming element (25,25A) be maintained in the layout of evicting from, up to the endcapped step that is used for goods.

According to Claim 8 with 9 at least one described method, it is characterized in that, form tight end coil and loose coil (Ml) that at least one is last, be used for discharging by the pin (7X) of the first pin arc, wherein tight coil is formed on two edges that sealing connects in the step, and at least one last loose coil is formed by the pin (7Y) of the second pin arc.