CN101063253B - Color changing yarn feeder capable of tonicity stabilizing adjustment - Google Patents
Color changing yarn feeder capable of tonicity stabilizing adjustment Download PDFInfo
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- CN101063253B CN101063253B CN200610078961A CN200610078961A CN101063253B CN 101063253 B CN101063253 B CN 101063253B CN 200610078961 A CN200610078961 A CN 200610078961A CN 200610078961 A CN200610078961 A CN 200610078961A CN 101063253 B CN101063253 B CN 101063253B
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- yarn
- wheel
- guide
- feeding
- wheel face
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Abstract
A color-change yarn feeder with tension stable adjustment comprises a driver, a feeding wheel group and a guider group, wherein the driver is connected with at least one belt wheel, the feeding wheelgroup is connected with the driver, which comprises at least one feeing wheel provided with a wheel face, the guider group comprises at least one guider at two sides of the feeding wheel, the guider is a tension controller provided with a first and a second guiding arms which ends are provided with guiding holes, and a yarn passes the guiding hole of the second guiding arm and the guiding hole ofthe first guiding arm is coiled into the feeding wheel, and the first and the second guiding arms are drawn by the yarn tension to swing inward to the bottom, the yarn face and the wheel face form twotangent points, while the connecting length of the two points along the wheel face is larger than half circumference of the belt wheel, therefore, the invention can stably adjust tension, to feed much yarn with high stability to improve cloth quality.
Description
Invention field
The present invention relates to a kind of variable color yarn-feeding device, be meant that especially a kind of conveying that can make yarn has the effect that tension stability is adjusted, send the yarn operation to have splendid stability, and then promote cloth and weave quality thereby make.
Background technology
As is generally known, yarn-feeding device is provided in a side of on the round needle loom and send the yarn operation in order to provide, knitting cloth constantly has the research and development and the utilization of new material fiber in recent years, for example: moisture absorbing and sweat releasing fast-drying fiber (Technofine), uvioresistant fiber (SUNPAQUE), cuprammonium rayon (Bemberg), and doughnut (Twin Air) etc., because the made yarn of this type of specialty fibers, its character easily produces change with environmental factors such as humidity, especially, after processing through dyeing, the difference of its character changes bigger, and the control of yarn is difficult further, therefore, how to promote the sensitivity and the accuracy of yarn-feeding device, become current important topic.
As shown in Figure 4, the variable color yarn-feeding device of tool tension adjustment in the prior art is to include a driving mechanism 91 that send yarn body 90, to be located to send on the yarn body 90 and link the yarn feeding wheel group 93 and a guide plate 92 of transmissions with this driving mechanism 91; Wherein, this send yarn body 90 to be provided with a yarn feeding plate 901, this yarn feeding plate 901 is provided with plural number and goes into yarn eye 902, this driving mechanism 91 is provided with belt pulley 911,912, this yarn feeding wheel group 93 includes the plural yarn feeding wheel 931 that is arranged above and below, this yarn feeding wheel 931 has a wheel face 932, it is to be provided with plate guide eye 921 that this guide plate 92 is positioned at these yarn feeding wheel 931 both sides, 922 (as shown in Figure 5) and guide unit group 94, two guide unit 941 about this guide unit group 94 includes, 942, this guide unit 941, the 942nd, have activity guide arm 943 for one, 944 tension control mechanism, this activity guide arm 943,944 end limits are to be provided with guide eye 945,946.Now cooperate the threading of single yarn feeding wheel 931 shown in Figure 5 to be described further again, yarns Y supplies yarn operation wearing in succession after this goes into yarn eye 902, plate guide eye 921, guide eye 946, guide eye 945, plate guide eye 922; When yarns Y during by demand, as shown in Figure 6, this activity guide arm 943,944 is subjected to the tension force traction and past interior beat, promptly carry out the motion that subtend folds, and the wheel face 932 that makes yarns Y and this yarn feeding wheel 931 comes in contact and forms a contact length L, make yarn feeding wheel 931 under the transmission of driving mechanism 91, the conveying of directing thread Y is moved to send yarn.So, because the diameter of this yarn feeding wheel 931 in the prior art (calculating with wheel face 932) is equivalent to this belt pulley 911,912 diameter (about 44-45mm), and the diameter of this yarn feeding wheel 931 also is equivalent to this plate guide eye 921,922 apart from width, therefore when this activity guide arm 943,944 toward interior beats (state that presents maximum contact length L during the end of to, as shown in Figure 6), yarns Y and wheel face 932 form two point of contact A, B, and point of contact A, in the heart angle α 1 approximates 180 degree or less than 180 degree in B and the wheel face 310, and the angle α 2 that yarns Y and guide plate are 92 is about 90 degree or spends less than 90, this point of contact A under this state, the contact length L of formed this yarns Y and wheel face 932 is quite limited between B, and make that yarn feeding wheel 931 is difficult for playing a role in real time in the yarn-feeding process of directing thread Y, be to provide loom to change moment with enough thread-feeding amounts, cause and then present the phenomenons such as instability that cunning stagnates and tension adjustment is controlled of yarns Y quantity delivered, so, make when the variable that carries out jacquard weaving send yarn, the yarn amount demand moment that is knitting machine is when significantly increasing (be yarn tension significantly increase and to send yarn length to need longer), the supply of this yarn will produce the sluggish phenomenon that has some setbacks of moment, to make that yarn feeding amount is not enough and cause weaving cloth and have broken hole or horizontal stripe to produce, and then produce the quality disappearance that cloth is weaved, this be its structural design one on shortcoming greatly.
Summary of the invention
The variable color yarn-feeding device that the present invention's purpose is to provide a kind of tool tension stability to adjust, its tension adjustment that yarn is carried have quite stable, certain characteristic, so that send the yarn operation to have splendid stability, and then promote the quality of weaving of cloth.
The present invention's purpose is to provide a kind of variable color yarn-feeding device of tool tension stability adjustment, it can make in the tension adjustment process of sending yarn, have the quite well-to-do yarn and the contact length of wheel face, and then make yarn can have the positive characteristics of abundant supply variation of moment at any time.
The present invention for achieving the above object the technical scheme of bright employing include: a driver element, yarn feeding wheel group and guide unit group; This driver element links at least one belt pulley of transmission, this yarn feeding wheel group and this driver element link transmission, this yarn feeding wheel group includes at least one yarn feeding wheel, this yarn feeding wheel has a wheel face, this guide unit group includes at least one guide unit that is positioned at these yarn feeding wheel both sides, this guide unit has one first guide arm respectively, the tension control mechanism of the second guide arm, this first guide arm, the second guide arm end limit is respectively equipped with guide eye and wears guiding for a yarn, this yarn is the guide eye through this this second guide arm, the guide eye of the first guide arm and this yarn feeding wheel of winding, the diameter of this wheel face is 50-65mm, this first guide arm, the second guide arm is subjected to the traction of this yarn tension and state toward interior beat the end of to defines down, form two point of contacts between this yarn and this wheel face, and these two point of contacts are along the connection length of this wheel face length greater than this belt pulley one semi-perimeter.
Based on aforementioned structure, wherein this wheel face has the diameter bigger than this belt pulley.
Based on aforementioned structure, in these two point of contacts and this wheel face in the heart angle greater than 180 the degree.
Based on aforementioned structure, this device more includes one and send the yarn body in order to what this driver element was set, and this send the yarn body is further to be provided with one in order to the guide plate of this guide unit group to be set, and this guide plate is provided with plural guide eye to both sides that should yarn feeding wheel.
Based on aforementioned structure, the diameter of this wheel face is greater than the width between the guide eye on this guide plate.
Employing the invention has the advantages that: can make the tension adjustment of yarn conveying have preferable stable positive role.
Description of drawings
Graphic being described as follows:
Fig. 1 is the schematic perspective view of preferred embodiment of the present invention;
Fig. 2 is for looking schematic diagram in the preferred embodiment of the present invention;
Fig. 3 is the view of the preferred embodiment guide arm beat of the present invention end of to;
Fig. 4 is existing yarn-feeding device schematic diagram;
Fig. 5 is for looking schematic diagram on the existing yarn-feeding device;
Fig. 6 is the view of the existing yarn-feeding device guide arm beat end of to.
The specific embodiment
See also Fig. 1, Fig. 2, the variable color yarn-feeding device of tool tension stability of the present invention adjustment comprises and send yarn body 10, a driver element 20, a yarn feeding wheel group 30, guide plate 40 and guide unit group 50 etc.; This send yarn body 10 is to be installed with a yarn feeding plate 11, and this yarn feeding plate 11 is provided with plural number and goes into yarn eye 111,112,113; This driver element 20 is to be arranged at this to send on the yarn body 10, and links and a main shaft 21 to be arranged and transmission, and this main shaft 21 is to link transmission one belt pulley 22,23 to be arranged and join speed dish 24.
This yarn feeding wheel group 30 is to be fixedly arranged on this main shaft 21 and to link transmissions with driver element 20, it includes plural yarn feeding wheel 31, constituted by three yarn feeding wheels 31 that arrange upper, middle and lower, this yarn feeding wheel 31 is to have wheel face 310, this wheel face 310 has the bigger diameter of diameter (44-45mm) than this belt pulley 22,23, in preferred embodiment, the diameter of this wheel face 310 is 50-65mm.
This guide plate 40 is to be fixedly arranged on this to send yarn body 10, and the both sides that 40 pairs of this guide plates should yarn feeding wheel 31 are provided with plural guide eye 41,42.This guide unit group 50 includes the first guide unit 51 of complex digital in these yarn feeding wheel 31 both sides, the second guide unit 52, this first guide unit 51, the second guide unit 52 is to have the first movable guide arm 511 respectively for one, the tension control mechanism of the second guide arm 521, this first guide arm 511, the second guide arm, 521 visual knitting machines are eaten the size of yarn amount and are adjusted its anglec of rotation automatically, its end limit also is respectively equipped with guide eye 512,522 can wear guiding, this first guide unit 51 for yarn, the second guide unit 52 is to be fixedly arranged on respectively on this guide plate by bolt.
As shown in the figure, the winding mode of yarn of the present invention is (is example with the yarns Y): penetrate by going into position, yarn eye 111 hole, via the guide eye 512 of the guide eye 522 of guide eye 41, the second guide unit 52, the first guide unit 51 and pass, and deliver to yarn demand end by this guide eye 42.
Should give explanation more around here, in the winding mode of aforementioned yarn, as be used in the yam surface structure when comparatively smooth, also can be with this guide eye 41,42 and guide eye 512,522 with the plural number setting, and increase the winding number of turns of yarn.
Continue and see also Fig. 2, Fig. 3, in preferred embodiment, when yarns Y during by demand, will make this first guide arm 511, the second guide arm 521 be subjected to the traction of yarns Y tension force and carry out the motion that subtend folds toward interior beat, when yarn-feeding device is in the yarn a maximum demand and makes this first guide arm 511, the second guide arm, 521 past interior beats the end of to (as shown in Figure 3), under this state basis, yarns Y and wheel face 310 forms two point of contact 31A, 31B, and point of contact A, B promptly are that it formedly under this state is maximum contact length 31L along the connection length of this wheel face 310.Because this wheel face 310 has the diameter bigger than this belt pulley 22,23, and the diameter of this wheel face 310 is relatively greater than the width of 41,42 of this guide eyes, therefore in the heart angle β 1 spends greater than 180 in this point of contact 31A, 31B and the wheel face 310, and the angle β 2 that yarns Y and guide plate are 40 makes that also greater than 90 degree the traditional formed maximum contact length L of being of this maximum contact length 31L is longer.In other words, decide this first guide arm 511, the second guide arm, 521 beats to the state at the end at mat, two point of contact 31A, 31B of this yarns Y and wheel face 310 along this wheel face 310 be connected length (promptly should maximum contact length 31L), be length greater than these belt pulley 22,23 1 semi-perimeters.
For making the present invention one comparison basis be arranged maximum contact length 31L, intend further illustrating as follows with concrete data:
The diameter of looking into the wheel face 932 of belt pulley 911,912 of the prior art and yarn feeding wheel is 45mm, and then its maximum contact length L is: 45mm * 3.14/2=70.65mm
Therefore, the present invention should have than the maximum contact length of prior art is long relatively by maximum contact length 31L: 102.05mm-70.65mm=31.4mm
Again because of in this point of contact of the present invention 31A, 31B and the wheel face 310 in the heart angle β 1 greater than 180 the degree, therefore should maximum contact length 31L should be more than 102.05mm (promptly greater than 102.05mm), so the present invention should maximum contact length 31L should be had length difference distance more than the 31.4mm than the maximum contact length of prior art, that is the maximum contact length 31L of the wheel face of yarn feeding wheel of the present invention and yarn has more 44.4% than prior art at least.
The present invention's design like this can make yarns Y and wheel face 310 have longer, contact length distance more fully, what help more that yarn feeding wheel 31 has a quite well-to-do yarns Y under the transmission of driver element 20 send yarn action, and be able to more stably to send yarn and more positive, finish the supply requirement of quite abundant amount of thread of moment fully.
Because of being, when sending yarn to produce moment during big demand (longer yarn and than hightension), because yarn feeding wheel wheel face of the present invention has diameter than the bigger diameter of this belt pulley and this wheel face relatively greater than the width between this guide eye, make and possess traditional contact length distance that goes out greatly more than 44.4% between yarns Y and yarn feeding wheel wheel face of the present invention at any time, cooperate this first guide unit so again, the tension force autoregulation of the second guide unit, and make the tension adjustment of sending the yarn operation more stable, also make this first guide arm 511 and the second guide arm 521 can carry out quick and quite abundant synchronous automatic tension corrective action moment, and can finish quite abundant amount of thread supply in moment, so that send the yarn operation to have splendid stability, and then promote the quality of weaving of cloth.
Claims (5)
1. the variable color yarn-feeding device that the tool tension stability is adjusted comprises a driver element (20), yarn feeding wheel group (30) and guide unit group (50); This driver element (20) links at least one belt pulley (22 of transmission, 23), this yarn feeding wheel group (30) links transmission with this driver element (20), this yarn feeding wheel group (30) includes at least one yarn feeding wheel (31), this yarn feeding wheel (31) has a wheel face (310), this guide unit group (50) includes at least one guide unit (51 that is positioned at these yarn feeding wheel both sides, 52), this guide unit (51,52) has one first guide arm (511) respectively, the tension control mechanism of the second guide arm (521), this first guide arm (511), the second guide arm (521) end limit is respectively equipped with guide eye (512,522) wear guiding for a yarn (Y), this yarn is the guide eye (522) through this second guide arm (521), the guide eye (512) of the first guide arm (511) and this yarn feeding wheel of winding (31), it is characterized in that: the diameter of this wheel face (310) is 50-65mm, this first guide arm (511), the second guide arm (521) is subjected to this yarn (Y) tension force traction and state toward interior beat the end of to defines down, form two point of contact (31A between this yarn (Y) and this wheel face (310), 31B), and these two point of contact (31A, 31B) along the connection length of this wheel face (310) greater than this belt pulley (22,23) length of a semi-perimeter.
2. according to the variable color yarn-feeding device of the described a kind of tool tension stability adjustment of claim 1, it is characterized in that: this wheel face (310) has than the bigger diameter of this belt pulley (22,23).
3. the variable color yarn-feeding device of adjusting according to the described a kind of tool tension stability of claim 1 is characterized in that: in the heart angle is greater than 180 degree in these two point of contacts (31A, 31B) and this wheel face (310).
4. the variable color yarn-feeding device of adjusting according to the described a kind of tool tension stability of claim 1, it is characterized in that: this device more includes one and send yarn body (10) in order to what this driver element (20) was set, this send yarn body (10) is further to be provided with one in order to the guide plate (40) of this guide unit group (50) to be set, and this guide plate (40) is provided with plural guide eye (41,42) to both sides that should yarn feeding wheel (31).
5. according to the variable color yarn-feeding device of the described a kind of tool tension stability adjustment of claim 4, it is characterized in that: the diameter of this wheel face (310) is greater than the width between the last guide eye (41,42) of this guide plate (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610078961A CN101063253B (en) | 2006-04-28 | 2006-04-28 | Color changing yarn feeder capable of tonicity stabilizing adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200610078961A CN101063253B (en) | 2006-04-28 | 2006-04-28 | Color changing yarn feeder capable of tonicity stabilizing adjustment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101063253A CN101063253A (en) | 2007-10-31 |
| CN101063253B true CN101063253B (en) | 2010-05-12 |
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ID=38964525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200610078961A Expired - Fee Related CN101063253B (en) | 2006-04-28 | 2006-04-28 | Color changing yarn feeder capable of tonicity stabilizing adjustment |
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| Country | Link |
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| CN (1) | CN101063253B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1577549A (en) * | 1976-09-20 | 1980-10-22 | Memminger G | Yarn delivery apparatus for use with textile machines |
| US5669245A (en) * | 1996-03-08 | 1997-09-23 | Shieh; Meei-Ju | Yarn feeding device of a circular knitting machine |
| US6079234A (en) * | 1999-04-15 | 2000-06-27 | Hsiung; Ching-Lung | Yarn feeder for a jacquard knitting machine |
| FR2794143A3 (en) * | 1999-05-27 | 2000-12-01 | Ching Lung Hsiung | Thread feeder for Jacquard knitting machine includes detailed thread guidance refinements improving on earlier design to eliminate vibration, rubbing and tangling defects |
| CN1352328A (en) * | 2000-11-15 | 2002-06-05 | 陈仁惠 | New yarn feeder adaptive for various kinds of yarn |
| CN1412369A (en) * | 2001-10-08 | 2003-04-23 | 陈仁惠 | Irregular yarn-feeding device |
| CN1607282A (en) * | 2003-10-16 | 2005-04-20 | 陈仁惠 | Quantitative and variational yarn feeding device |
-
2006
- 2006-04-28 CN CN200610078961A patent/CN101063253B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1577549A (en) * | 1976-09-20 | 1980-10-22 | Memminger G | Yarn delivery apparatus for use with textile machines |
| US5669245A (en) * | 1996-03-08 | 1997-09-23 | Shieh; Meei-Ju | Yarn feeding device of a circular knitting machine |
| US6079234A (en) * | 1999-04-15 | 2000-06-27 | Hsiung; Ching-Lung | Yarn feeder for a jacquard knitting machine |
| FR2794143A3 (en) * | 1999-05-27 | 2000-12-01 | Ching Lung Hsiung | Thread feeder for Jacquard knitting machine includes detailed thread guidance refinements improving on earlier design to eliminate vibration, rubbing and tangling defects |
| CN1352328A (en) * | 2000-11-15 | 2002-06-05 | 陈仁惠 | New yarn feeder adaptive for various kinds of yarn |
| CN1412369A (en) * | 2001-10-08 | 2003-04-23 | 陈仁惠 | Irregular yarn-feeding device |
| CN1607282A (en) * | 2003-10-16 | 2005-04-20 | 陈仁惠 | Quantitative and variational yarn feeding device |
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| Publication number | Publication date |
|---|---|
| CN101063253A (en) | 2007-10-31 |
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Granted publication date: 20100512 Termination date: 20140428 |