CN101023013A - Yarn feeding device - Google Patents
Yarn feeding device Download PDFInfo
- Publication number
- CN101023013A CN101023013A CN 200580031575 CN200580031575A CN101023013A CN 101023013 A CN101023013 A CN 101023013A CN 200580031575 CN200580031575 CN 200580031575 CN 200580031575 A CN200580031575 A CN 200580031575A CN 101023013 A CN101023013 A CN 101023013A
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- Prior art keywords
- feeding device
- yarn feeding
- yarn
- tension
- tension link
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- 238000009940 knitting Methods 0.000 claims abstract description 12
- 229920003023 plastic Polymers 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 230000008719 thickening Effects 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 3
- 238000012797 qualification Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 description 7
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003042 antagnostic effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- BIXZHMJUSMUDOQ-UHFFFAOYSA-N dichloran Chemical compound NC1=C(Cl)C=C([N+]([O-])=O)C=C1Cl BIXZHMJUSMUDOQ-UHFFFAOYSA-N 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003455 independent Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000036316 preload Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/38—Devices for supplying, feeding, or guiding threads to needles
- D04B15/48—Thread-feeding devices
- D04B15/482—Thread-feeding devices comprising a rotatable or stationary intermediate storage drum from which the thread is axially and intermittently pulled off; Devices which can be switched between positive feed and intermittent feed
- D04B15/484—Yarn braking means acting on the drum
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/34—Handling the weft between bulk storage and weft-inserting means
- D03D47/36—Measuring and cutting the weft
- D03D47/361—Drum-type weft feeding devices
- D03D47/364—Yarn braking means acting on the drum
- D03D47/366—Conical
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Knitting Machines (AREA)
Abstract
A yarn feeding device (F) for knitting machines comprises a housing (1), a stationary storage body (4) having a cylindrical front end section (6) and a withdrawal rim (15) tapered in withdrawal direction R, a housing bracket (9) provided alongside the storage body, and a tension ring (T) which is axially adjustable in the housing bracket (9) by means of an adjustment mechanism (M) for co-action with the storage body (4) which co-action influences the yarn tension. The tension ring (T) has an outer ring body (27) and inwardly protruding fingers (28) with free finger ends (29) which follow each other in circumferential direction along a circle (K). The adjustment mechanism (M) is designed with an axial adjustment range for the tension ring (T) within which the tension ring (T) is adjustable at least between an individual yarn tension operative position (A) axially contacting the withdrawal rim (15) and a uniform yarn tension operative position (B) radially contacting the cylindrical front end section (6).
Description
Technical field
The present invention relates to a kind of yarn feeding device as described in the preamble according to claim 1.
Background technology
From technical information publication: " the storage member feeder NOVAKNIT 1000 " of the Memminger-IRO Company Limited by Shares of German Dornstetten, 11.905.004 as can be known yarn feeding device comprises a tension link among the DCNA/5 in fixing part, this tension link is exclusively used in and the fixedly circular unwinding wheel rim collaborative work of storage member.Tension link has that the specification that has nothing in common with each other is available to be implemented within the described fixing part, still, always only with the unwinding wheel rim collaborative work of circle.Described setting device be designed to make described fixing part unwinding one after the adjustment travel of winding element direction and the free end of the finger of described tension link before the circular unwinding wheel rim on the cylinder part of storage member slides, stop.Described known yarn feeding device recommends to be used in flat machine, chain type loom (chain knitting machine) and socks knitting machine, because, can both be regulated accurately even small yarn tension changes by the contact-point pressure of setting device and the finger by changing circular unwinding wheel rim.Yet this need expend a lot of times and handle setting device.This application at above-mentioned yarn feeding device can be tolerated, because have only seldom this yarn feeding device to be installed on such braider usually.
In the middle of the practice, must be provided with a large amount of yarn feeding devices in circular knitting machine, surpass 60 under many circumstances, each yarn feeding device all has a rotatable storage member.Described storage member comprises that a circumferential ridge unwinding near described unwinding wheel rim is used to locate the tension link that rotates together with storage member.The free end of described tension link finger contacts a cylindrical storage body section adjacent with described convex ridge with certain preload, with the tension force that is used to control yarn and regulates yarn.Described yarn is tightened up by the cooperation between tension link and the cylindrical storage body section, unless use another kind of yarn or in order to obtain a kind of yarn tension that has nothing in common with each other, can not change described cylindrical storage body section, another kind of tension link must be replaced installation., known combination has an important advantage: all yarn feeding devices with identical storage member diameter have identical tension force.This is favourable in this braider for this, because a large amount of yarn feeding devices is arranged.Yet, when this yarn feeding device is used to flat machine, so-called main body braider (body machine), chain type loom, socks knitting machine and similarly during braider, this yarn feeding device has caused problem, because the yarn feeding device in this class braider needs independent yarn tension.The tension link of this yarn feeding device for example is disclosed in Deutsche Reichspatent 1900619A.
Summary of the invention
The object of the present invention is to provide a kind of yarn feeding device of as above-mentioned disclosed type, this yarn feeding device can be used to various existing braiders and adapt to most of different yarn qualities, simultaneously this yarn feeding device provide need not reformed unified yarn tension advantage, for example, in circular knitting machine, also can regulate yarn tension as required separately such as flat machine or main body braider.
Purpose of the present invention realizes by the technical characterictic of claim 1.
Described fixedly storage member has been guaranteed the control of good yarn, in some cases even guarantee that yarn separates, and allows high-speed unwinding for the yarn of different quality.The structure of described setting device allows to select to use the tension link of the requirement that adapts to each braider, so that described yarn feeding device almost can use on the braider of all kinds.If independently a yarn tension or a tension force that must the described yarn of point-device change must be arranged, set up tension link on the unwinding wheel rim of so described setting device.Because bevelled unwinding wheel rim not only can regulate yarn tension independently by the operating position of regulating described tension link, and very little variation can be regulated also very accurately for yarn tension.Because this need equip the minority yarn feeding device in such as common flat machine or main body braider, so therefore institute's time spent and needed work can be accepted.Yet, if described yarn feeding device is used in circular knitting machine, this circular knitting machine must be equipped a large amount of yarn feeding devices, and the independent regulation yarn tension is with time of costing a lot of money and a large amount of work, and as long as need identical yarn tension, so described tension link is conditioned by the setting device in the storage member cylindrical front end.At this operating position, described tension link provides point-device yarn tension, the advantage of just unified yarn tension, and need not carry out complicated operations to setting device in order to adjust yarn tension.Under the situation that described yarn tension need be changed or the yarn of another kind of quality must be processed, described tension link is just replaced and need not to operate setting device.
Entry by described tension link in order not hinder new yarn, as preferred implementation, aptly, set up the passive position of a tension link in described setting range, at this passive position, tension link and unwinding wheel rim form gap, a yarn path.
When the yarn separation function be used in be used on the storage member to the yarn of certain quality and even can help more mono-quality yarn the time, in one embodiment, described storage member is designed to a bar cage, this bar cage comprises transportation rod and at the disengaging bar of centre, described disengaging bar is driven and is used for disengaging movement.Described yarn separates even has the cooperation that is beneficial between described tension link and the described storage member, and this cooperation occurs in outside the zone of described bar basket structure.
In order on cylindrical front end and unwinding wheel rim, to realize desirable yarn controllable function and Yarn braking function fully with an identical tension link, in another preferred embodiment, the little about 2%-5% of external diameter of cylindrical front end shown in the circle diameter ratio of described free finger ends, preferably about 3%-4%.By this size, the finger of tension link can not be out of shape in described cylindrical front end too much.For example, when leading section had the diameter of a 60mm, the annulus of described finger ends (not being the tension link that is deformed) had the diameter of a 57.7mm.
Preferably, described tension link is by in the detachable ring-shaped holder that is positioned at described setting device of its ring body.Described fixing part is located at the operating position separately of described tension link, and in some cases, the support tension link overcomes the antagonistic force from unwinding yarn.Described detachable optimum seeking site one latched position allows described tension link conveniently to reset rapidly.
Described tension link is so-called straw ring, it is characterized in that described finger extends substantially diametrically or extends internally from ring body is tapered, described finger is resilient, and described finger defines an annulus by their free finger ends, and described annulus and described ring body are coaxial with parallel.
The most desirable for the elasticity that makes described finger in running condition, preferably, the internal diameter of described ring body is than the approximately big 12%-25% of external diameter of described cylindrical front end.
The preferred plastic components of described tension link, the ring body of described tension link can be used in the fixing part latched position in preforming.
Described tension link can by a setting device by sensitivity and adjust easily, described setting device is included in the leading screw that rotates in the shell holder, this leading screw is axially fixed and limits at least a portion setting range by the threaded portion, also comprises the free end of a rotating handles in described shell holder.Described leading screw penetrates the nut part of a holder sley.One guide rail that is used for holder sley is located in the shell holder.By the boring-and-turning mill handle, described tension link moves along described shell holder.In independent yarn tension operative position, described braking maneuver can be adjusted and accurate the change by setting device.
The setting device of a special preferred embodiment additionally is provided with and is respectively applied for the leading screw or the quick adjustment device of tension link.This quick adjustment device can be easily be adjusted to passive position rapidly from separately operating position, vice versa, so that in a single M/C, regulate described tension link, even only use a hand, carry out words if desired such as this generic operation of entrying of the adjustment operation of the resetting of tension link, storage member or cleaning, new yarn.Basically, do not have the setting device of described quick adjustment device can be used for such task yet, still, spend more time, this means that increasing quick adjustment device is that optionally it can improve the user's of yarn feeding device level of comfort.
In a preferred embodiment, described quick adjustment device is provided with a bearing sleeve that is used for described leading screw, and this bearing sleeve rotatably is supported on the shell holder, and bearing seat is with one and regulates handle.Wire pin-groove guide structure is located in the shell holder and between the swinging strut of bearing sleeve and bearing sleeve.Can easily make tension link produce relatively large stroke by the less relatively motion of regulating handle.Easily, described tension link can return and enter accurately the actuated position that fwd is regulated with described quick adjustment device.
Whole setting range with described setting device of comprehensive quick adjustment device is limited jointly by the length of described yarn portion and the axial length of described pin-groove guide structure, so that the relatively short length of described yarn portion is enough brought described tension link into actuated position and passive position that all need.
Aptly, a tension link is implemented into described yarn feeding device, and the finger of described yarn feeding device limits a frustoconical housing at relaxation state, and finger preferably overlaps mutually along the overcoat inclination and with overcoat.
In this case, if each finger is that taper is so that its thickness reduces on the direction of free finger ends, and if will be favourable in the part that free end is provided with an inside thickening.
A preferred embodiment of tension link also allows to be placed on fixing part in the yarn feeding device best, it is characterized in that a fixing flange, extension and direction are outside continuously in a circumferential direction for described fixing flange, its feature is that also the annulus that is limited by finger ends roughly is positioned at the plane of fixing flange, one side of fixing flange forms a roughly cylindric ring neck, and another side has finger to be located at its root area.
At last, aptly, a hold down groove along circumferential extension is set in the ring-shaped holder of the fixing flange that is used for tension link respectively, and the face of joint of an interior cylindrical surface as the ring neck of described tension link preferably is set.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present invention are described, wherein:
Fig. 1 is the block diagram of a side of a yarn feeding device;
Fig. 2 is the view of opposite side;
Fig. 3 is the fragmentary axial cross-section of yarn feeding device;
Fig. 4 is a block diagram and the axial cutaway view of an embodiment of tension link;
Fig. 5 is a block diagram and the axial cutaway view of another embodiment of tension link;
Fig. 6 and Fig. 7 are the lateral plans that part is analysed and observe, and have explained two operating positions of the tension link of yarn feeding device shown in Figure 4, and
Fig. 8 and Fig. 9 are the lateral plans that part is analysed and observe, and have explained two operating positions of the tension link of yarn feeding device shown in Figure 5.
The specific embodiment
A kind of yarn feeding device F that can be used for dissimilar braiders as shown in Figures 1 to 3 includes winding element 3 and the storage member 4 fixing with respect to winding element 3 that one fixed 2 housing 1, comprises the rotatable driving of yam eyelet 5.Described storage member 4 is cydariforms and is circular front side unwinding unwinding wheel rim 15 in the present embodiment having a fwd cylindrical front end 6, at unreeling direction, and a bar basket structure RC between cylindrical front end 6 and winding element 3.Described bar basket structure RC comprises the transportation rod 7 that equidistantly distributes at circumferencial direction, and transportation rod 7 is continually to enter cylindrical front end 6 by its edge at least.Disengaging bar 8 is arranged between the transportation rod 7, and disengaging bar 8 can be driven owing to the swing disengaging movement.The disengaging movement of described disengaging bar 8 is derived from the rotatable upholder of a bevelled (bearing) on the central actuating shaft 26.Described housing 1 have one extending axially the shell holder 9 of a segment distance to storage member 4, that is, be basically parallel to the axle of storage member.The fixed shell holder 9 that is arranged on that is used for front side unwinding eyelet 10.
In holder sley 11, a ring-shaped holder H and storage member 4 coaxial settings.Described fixing part H can by setting device M shell holder 9 axially on adjust so that described fixing part H is positioned at diverse location with respect to storage member 4.The guide groove that is used for holder sley 11 is molded over for example position 12 of shell holder 9.Described setting device M can drive by rotating handles 13.And quick adjustment device Q enters described setting device M as selectable unit (SU) is integrated, and quick adjustment device Q can drive by handle 14.
As shown in Figure 2, unwinding wheel rim 15 is in the extendible portion of the cylindrical front end 6 of described storage member 4.The position of fixing part H shown in the figure and described unwinding wheel rim overlap a little.Described fixing part H has an inaccessible groove 16 to inner opening that is used for Fig. 3 tension link T, and the top of fixing part H has an edge to connect described holder sley 11, and this edge continues on the part of circumference and a lower fixing tooth 17 arranged.
The fragmentary axial cross-section of Fig. 3 shows the inner structure of the setting device M in shell holder 9, and also show a unified yarn tension operative position B, a yarn tension operative position A independently, and being respectively fixing part H or being fixed on two passive position C ' and the C of tension link T in the described fixing part with respect to storage member 4.Fig. 7, Fig. 9 also show described position B, and Fig. 6, Fig. 8 show position A.
Within setting device M, a leading screw 18 is connected with described rotating handles 13, and leading screw 18 extends into the inside of described shell holder 9 from the free end of described shell holder 9.Described leading screw 18 at one end side has threaded portion 19.The nut portions 20 of one holder sley 11 is axial scalable on threaded portion 19.Nut portions 20 is connected with ring-shaped holder H by carrier 21.Described holder sley 11 is arranged within the guide groove 22 of described shell holder 9.
Described leading screw 18 is rotatable but is axially fixed support (being located within the rotary sleeve 23 of quick adjustment device Q if any).Described rotary sleeve 23 is rotatable to be supported on the swivel bearing 30 of described shell holder 9.One helix pin- groove guide frame 24,25 is arranged between rotary sleeve 23 and the swivel bearing 30.Described lock pin 24 for example is arranged in the swivel bearing 30 so that its spiral guide slot 25 engagements inwardly outstanding and rotary sleeve 23.Yet this assembling can be inverted.
Described tension link T is connected removably with fixing part H, preferably, snap among the described fixing part H, described tension link be the so-called straw ring that an outer ring body 27 arranged (for example, corresponding to German patent DE 1900619A, its content is incorporated into herein), resilient fingers 28 protrudes in the inboard of ring body 27, distribute in a circumferential direction regularly, and (under the non-warping condition of described tension link T) finger 28 has the free finger ends 29 that is positioned on the annulus K, and described annulus K is coaxial and vertical with the axle of described storage member 4 with free finger ends 29.Described tension link can be a plastic injection mould part.Be provided with intermediate space between the root of finger 28, finger ends 29 overlaps mutually in a circumferential direction simultaneously.Each finger can be bevelled in some cases, and its thickness reduces towards free-ended direction.
Described cylindrical front end 6 has an outside diameter d z.The ring body 27 of described tension link C has an inner diameter d b.The ring K that is limited by free finger ends 29 has a diameter dk.This diameter d k is than for example little 3-4mm of outside diameter d z or than the little 2%-5% of outside diameter d z, preferably about 3%-4%.Inner diameter d b is than outside diameter d z 15%-25% greatly for example.
Described tension link T can by described setting device M, by rotating threaded shaft 8 at least described passive position C ' with unify axial adjustment between the yarn tension operative position B.In some cases, the fixing part that has tension link T can only be adjusted with leading screw 18, even enters described passive position C.Outside operating position A and B, described tension link T can be by described quick adjustment device Q, regulate by the partial rotation of handle 14, and it enters passive position C and returns, preferably, described returning after the adjusting, the operating position of described previous adjusting is reset just.
Passive position C, C ' are the positions that described tension link T and described unwinding wheel rim 15 form midfeather, and passive position is for for example entrying or cleaning service.
At unified yarn tension operative position B, described finger 28 or finger ends 29 turn round with the way of contact jointly with the cylindrical front end 6 of described storage member 4 separately, so that described finger 28 in some cases can be than more crooked at described independent yarn tension operative position A.At described independent yarn tension operative position A, described finger ends 29 only with circular unwinding wheel rim 15 with way of contact co-operate (as selection, described unwinding wheel rim 15 can be cylindrical-conical).
Described tension link T carries out yarn controllable function and Yarn braking function at described unified yarn tension operative position B, the place one's entire reliance upon diameter of case of bending of given diameter d z of the design-calculated of described tension link and plastics finger 28 of described function.Between several yarn feeding device F, use identical tension link will produce identical yarn tension, tension link is positioned at unified yarn tension operative position B simultaneously, and particularly, to a great extent with fixing part H with respect to described cylindrical front end 6 controlled accurate location independents.On the contrary, at independent yarn tension operative position A, the brake action of adjustment will depend on described unwinding wheel rim 15 and described fixing part H or the described tension link T relative axial position between separately strongly.Described fixing part H will change described brake action and change described yarn tension successively from independent yarn tension operative position A shown in Figure 3 each adjustment to the left or to the right.
If for example, in the multisystem circular knitting machine, identical yarn feeding device is provided with identical tension link mutually, so described tension link only needs to be put into described cylindrical front end so that realize brake action or yarn tension separately respectively, yarn tension mutually between and among described yarn feeding device, be identical.Axial fine setting for some situation fixing part H is unnecessary.Just in case have one or all tension link T need another kind of yarn tension, so each tension link T or all tension link T will therefore be replaced.
If identical yarn feeding device F for example is provided in flat machine or the so-called main body braider, described flat machine or main body braider only need minority yarn feeding device F usually, but in some cases, need independent brake action or yarn tension respectively in different yarn feeding device F, brake action can regulated separately by the cooperation between finger 28 and the unwinding wheel rim 15 under the help of setting device M in each yarn feeding device so.
Described quick adjustment device Q is a selectable unit.Also can play substitution effect even without the described setting device M of described quick adjustment device Q.
There is the whole setting range of the setting device M permission of described quick adjustment device Q to be defined by the length of threaded portion 19 and the increase length of described pin- groove guide frame 24,25.
Described rotating handles 13 can be arranged within the handle 14 that has the ball locking device so that limit the single step adjustment.The mark that is used to indicate each diverse location of described fixing part H or described tension link T can be located at the side or the top of described shell holder 9.Described threaded portion 19 preferably includes fine thread so that realize very small adjusting.
Core of the present invention has been to propose to have the notion of the yarn feeding device of the fixedly storage member that combines with tension link on function, wherein unique relatively ability of tension link can be best is used for the braider of type separately.Described tension link is characterised in that these tension links need not to take regulating step just can produce much at one yarn tension separately to the circular cylinder shaped portion of measure-alike storage member, this for example, huge advantage is arranged, because this a large amount of class yarn feeding device of circular knit machine operation in circular knitting machine.Simultaneously, described tension link with situation that the circular or cylindrical-conical unwinding wheel rim of storage member contact under, by the minor alteration of finger contact pressure or the infinitesimal deformation of finger, tension link has the characteristic that allows to finely tune separately yarn tension.This specific character of tension link is favourable in flat machine or so-called main body braider for example, and described flat machine or main body braider only are provided with the such yarn feeding device of minority and need the frequent yarn tension that changes separately.In order to weave a kind of optimum product, regulate in flat machine independently that the operation of yarn tension can be accepted, because a spot of yarn feeding device is arranged in the flat machine.The positive characteristic of these of described tension link can play extraordinary effect and help suitable yarn control when fixedly storage member binding operation yarn separates, because described fixedly storage member is very suitable for most of different thread material equally.
The embodiment of tension link T shown in Figure 4 is an one design-calculated plastic parts.When unclamping, described resilient fingers 28 defines a truncated cone housing and its free finger ends 29 is arranged on the annulus K.Inwardly the parts 32 of thickening in free finger ends moulding so that gain in strength and resistance to abrasion.The root of described finger 28 and ring body 27 are integral, and have the intermediate distance of circumferencial direction.The continuous radial fixing flange 31 of a circumference is in ring body 27 moulding.In addition, described finger 28 is positioned within the bevel casing obliquely, and particularly, between unwinding moving period, when rotation in an inclined direction under the tension link T of yarn on storage member, described finger 28 overlaps mutually, that is, each finger extends beyond the distance of a root that closes on finger in a circumferential direction.
In the embodiment of tension link T shown in Figure 5, have free end 29 and in some cases in addition the arrangement and the design of described finger 28 with parts 32 of thickening obtain explaining in conjunction with Fig. 4.The root of described finger 28 is connected to ring body 27, and described ring body 27 is provided with one and has the radially roughly cylindric ring neck body 33 of fixing flange 31 in this embodiment.The described annulus K that is limited by free finger ends 29 roughly is arranged in the plane of described fixing flange.
Fig. 6 and Fig. 7 show the tension link T at operating position A and B of Fig. 4, and tension link T relies on setting device M to regulate respectively.
At described operating position A, described free finger ends axially contacts unwinding wheel rim 15 with selectable independent contact force, and this unwinding wheel rim 15 is circular herein.Described fixing part H is designed to have hold down groove 34, and fixing flange 31 is inserted among the hold down groove 34.Side at hold down groove is provided with the roughly radial support face 35 that is used for described fixing flange 34.In addition, at the opposite side of hold down groove 34, fixing part A has a cylindrical support surface roughly, and this bearing surface extends in shirt rim shown in Figure 1.In a word, described fixing part H can be a standard fixing part, also is used for other Yarn braking element usually.
In Fig. 7, described fixing part H is adjusted and enters described operating position B, so that described free finger ends coacts with the cylindrical front end 6 of storage member 4 by contact radially.At described operating position B, described finger is than being more prone to ring body 27 among Fig. 6.
Fig. 8 and Fig. 9 show operating position A and the B of the tension link T of Fig. 5 once more, and tension link T is in operating position A and circular unwinding wheel rim 15 collaborative works, in the cylindrical front end collaborative work of operating position B and storage member 4.
The special design of the ring body 27 that relatively shows the tension link T by Fig. 5 between Fig. 6, Fig. 7 and Fig. 8, Fig. 9, described fixing part H is moved axially the distance littler than the fixing part that has tension link T shown in Figure 4 on storage member, make that storage member 4 is hidden still less.And in some cases, ring is led body 33 even can be supported on periphery 36 in Fig. 8 and Fig. 9, so that finger 28 is kept suitable position.
Claims (15)
1. a yarn feeding device (F), described yarn feeding device is used for the variety classes braider, and especially for flat machine, socks knitting machine, so-called main body braider and circular knitting machine, described yarn feeding device comprises: housing (1); The storage member (4) of fixed and arranged on this housing, the unwinding wheel rim (15) that this storage member (4) has at least one roughly cylindrical front end (6) and to attenuate on unreeling direction (R); Shell holder (6), described shell holder (6) are located at along the position that is basically parallel to storage member (4) certain distance of storage member axle; Tension link (T), described tension link (T) at least can be with respect to unwinding wheel rim (15) axial adjustment in shell holder (9) by a setting device (M), described tension link has an outer ring body (27) and inwardly outstanding resilient fingers (28), described resilient fingers (28) has free finger ends (29), with with storage member (4) collaborative work, this finger (28) is being followed along overlapping mutually on the circumferencial direction of an annulus (K), the internal diameter (db) of described ring body (27) is greater than the external diameter (dz) of the cylindrical front end (6) of storage member (4), and the diameter (dk) of described ring (K) is less than the external diameter (dz) of the cylindrical front end (6) of storage member (4), it is characterized in that, setting device (M) has an axial adjustable scope, in this axially adjustable scope, described tension link (T) can be at least be adjusted between independent yarn tension operative position (A) that free finger ends (29) axially contacts unwinding wheel rim (15) and free finger ends (29) axially contact the unified yarn tension operative position (B) of cylindrical front end (6).
2. yarn feeding device according to claim 1, it is characterized in that, in a side away from the independent yarn tension operative position (A) of described unified yarn tension operative position (B), at least one passive position (C ', C) be located within the axial setting range of described setting device (M), and at described passive position, described tension link (T) forms a gap by finger (28) and described unwinding wheel rim (15).
3. yarn feeding device according to claim 1, it is characterized in that, described storage member (4) has a bar cage (RC) that is located between winding element (3) and the cylindrical front end (6), and described bar cage (RC) is designed to have the transportation rod (7) that flushes with described cylindrical front end (6) continuously, and is designed to have the disengaging bar (8) that is movably disposed between the described transportation rod (7).
4. yarn feeding device according to claim 1 is characterized in that, the diameter (dk) of described annulus (K) is littler by about 2% to 5%, preferred about 3% to 4% than the external diameter (dz) of described cylindrical front end (6).
5. yarn feeding device according to claim 1 is characterized in that, described tension link (T) is positioned within the fixing part (H) of described setting device (M) removably with ring body (27).
6. yarn feeding device according to claim 1 is characterized in that, the internal diameter (db) of described ring body (27) is than the external diameter (dz) about 12% to 25% of cylindrical front end (6).
7. yarn feeding device according to claim 1 is characterized in that, described tension link (T) is the plastic components of a unit design.
8. yarn feeding device according to claim 1, it is characterized in that, described setting device (M) comprises a leading screw (18), this leading screw has a rotating handles (13) at free shell holder end, but described leading screw (18) is used for that rotation is supported not removable on axially shell holder (9) in, and leading screw has the threaded portion (19) of qualification at least a portion setting range; The nut portions (20) of one holder sley (21), this nut portions (20) is passed by leading screw (18); An and holder sley guide groove (22) that is located in the shell holder (9).
9. yarn feeding device according to claim 1 is characterized in that, described setting device (M) is additional to comprise that one is used for the quick adjustment device (Q) of tension link (T).
10. according to the described yarn feeding device of above-mentioned arbitrary claim, it is characterized in that, described quick adjustment device (Q) is provided with the supporting sleeve (23) that is used for described leading screw (18), described supporting sleeve (23) rotatably is supported in the described shell holder (9), described supporting sleeve (23) has one to regulate handle (14), and spiral fashion pin/groove guide frame (24,25) is arranged between the swivel bearing (30) of described supporting sleeve (23) and this supporting sleeve (23).
11. according to the described yarn feeding device of above-mentioned arbitrary claim, it is characterized in that, the axial length of threaded portion (19) and pin/groove guide frame (24,25) axial length defines the maximum setting range that is used for tension link (T) jointly, this setting range described passive position (C ', C) and between the unified yarn tension operative position (B).
12. yarn feeding device according to claim 1 is characterized in that, when loosening, the finger (28) of described tension link (T) limits a truncated cone housing, and preferably, described finger is tilted to be limited in the described truncated cone housing and mutually and overlaps.
13. yarn feeding device according to claim 12 is characterized in that, each finger (28) is being tapered on the direction of free finger ends (29), and described free finger ends (29) is provided with the parts (32) of an inside thickening.
14. yarn feeding device according to claim 1 is characterized in that, described ring body (27) has on the circumference continuously, fixing flange (31) outwardly; The annulus (K) that is limited by finger ends (29) is positioned in the plane of fixing flange (31) substantially; Described fixing flange (31) forms the edge that is roughly cylindric ring neck body (33), and the root of wherein said finger (28) is arranged on the another side of described ring neck body (33).
15. yarn feeding device according to claim 1, it is characterized in that, described ring-shaped holder (H) comprises that one is used for the hold down groove (34) of fixing flange (31), and described hold down groove (34) extends in a circumferential direction, and preferably leads the inner periphery (36) of body (33) to extend at ring.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004045497.3 | 2004-09-20 | ||
| DE200410045497 DE102004045497A1 (en) | 2004-09-20 | 2004-09-20 | Yarn feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101023013A true CN101023013A (en) | 2007-08-22 |
Family
ID=35344642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200580031575 Pending CN101023013A (en) | 2004-09-20 | 2005-08-24 | Yarn feeding device |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1855973A1 (en) |
| CN (1) | CN101023013A (en) |
| DE (1) | DE102004045497A1 (en) |
| WO (1) | WO2006032343A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103160984A (en) * | 2011-12-15 | 2013-06-19 | 天津天纺投资控股有限公司北洋纺织分公司 | Device for testing non-twisting of strong twisted yarn |
| CN103832879A (en) * | 2014-02-28 | 2014-06-04 | 江阴市华方新技术科研有限公司 | Yarn storing device |
| CN115679537A (en) * | 2022-11-18 | 2023-02-03 | 江苏高倍智能装备有限公司 | Fiber tension combined compensation device of braiding machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006001125A1 (en) * | 2006-01-09 | 2007-07-12 | Iro Ab | Yarn feeding device and brake body |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1268111B1 (en) * | 1994-10-10 | 1997-02-20 | Lgl Electronics Spa | POSITIVE MODULATED YARN BRAKING DEVICE, FOR WEFT FEEDING DEVICES |
| IT1295624B1 (en) * | 1997-10-15 | 1999-05-24 | Roj Electrotex Nuova Srl | BRAKING DEVICE FOR YARN IN WEFT FEEDERS AND BRAKING ELEMENT FOR SAID DEVICE |
| DE19757608A1 (en) * | 1997-12-23 | 1999-06-24 | Iro Ab | Thread delivery device |
| DE10135628A1 (en) * | 2001-07-20 | 2003-02-06 | Iropa Ag | Bristle brake ring |
| ITTO20020023U1 (en) * | 2002-02-01 | 2003-08-01 | Lgl Electronics Spa | ,, BRAKE HOLDER HOLDER RETAINING DEVICE IN WEFT FEEDING DEVICES ,, |
| NL1022800C1 (en) * | 2003-02-28 | 2004-08-31 | Te Strake Textile B V | Yarn storage reel, has yarn braking means formed by adjustable tension elongated braking parts |
-
2004
- 2004-09-20 DE DE200410045497 patent/DE102004045497A1/en not_active Withdrawn
-
2005
- 2005-08-24 EP EP05782918A patent/EP1855973A1/en not_active Withdrawn
- 2005-08-24 WO PCT/EP2005/009140 patent/WO2006032343A1/en active Application Filing
- 2005-08-24 CN CN 200580031575 patent/CN101023013A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103160984A (en) * | 2011-12-15 | 2013-06-19 | 天津天纺投资控股有限公司北洋纺织分公司 | Device for testing non-twisting of strong twisted yarn |
| CN103832879A (en) * | 2014-02-28 | 2014-06-04 | 江阴市华方新技术科研有限公司 | Yarn storing device |
| CN115679537A (en) * | 2022-11-18 | 2023-02-03 | 江苏高倍智能装备有限公司 | Fiber tension combined compensation device of braiding machine |
| CN115679537B (en) * | 2022-11-18 | 2023-07-07 | 江苏高倍智能装备有限公司 | Fiber tension combined compensation device of braiding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2006032343A1 (en) | 2006-03-30 |
| DE102004045497A1 (en) | 2006-03-30 |
| EP1855973A1 (en) | 2007-11-21 |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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Open date: 20070822 |