CN204125684U - Yarn tensioner - Google Patents
Yarn tensioner Download PDFInfo
- Publication number
- CN204125684U CN204125684U CN201420580510.6U CN201420580510U CN204125684U CN 204125684 U CN204125684 U CN 204125684U CN 201420580510 U CN201420580510 U CN 201420580510U CN 204125684 U CN204125684 U CN 204125684U
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- China
- Prior art keywords
- yarn
- weight
- guide rail
- running block
- fixed pulley
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Abstract
The utility model discloses a kind of yarn tensioner, comprise base, the guide rail be arranged on base, the fixed pulley group being fixed on guide rail one end and the running block be slidably connected in guide rail, running block is also provided with hook, hook hangs with and executes weight, by executing the gravity of weight, control the tension force being wrapped in yarn in running block and fixed pulley group.When yarn because of under tension excessive time, pulling force acts on running block by yarn, makes running block increase, and yarn tension is no more than and executes weight gravity, avoids overtension stretch-broken yarn; When yarn pulling force is less, a part of Action of Gravity Field executing weight is being arranged on the envelope block on guide rail, and another part is used for tensioning yarn.Simultaneously can according to the varying strength of different yarns, what hang corresponding weight executes weight, carries out tensioning to yarn, and the intensity avoiding yarn is not mated with the weight executing weight and causes the not obvious or tensioning of tension cross by force and cause yarn to snap.
Description
Technical field
The utility model relates to textile processing field, is specifically related to a kind of yarn tensioner.
Background technology
Along with growth in the living standard, the pursuit of people to material and culture also uprises gradually, requires also in increase to the comfort level of row each side of wearing the clothes, and especially requires the highest to the texture of clothes.And the quality depending on cloth of the texture of clothes and comfort level most critical.And cloth is mostly woven by machine and forms, and conventional seam loop is knitting machine.In the production and processing of knitting machine, the Tensity size of yarn have impact on the quality of cloth quality to a great extent, therefore, in knitting machine, before yarn conveying processing, needs a tensioner to make yarn tight, thus reaches the demand of production.
In prior art, be mostly the flexible depression bar of employing one band, depression bar walked around by yarn, yarn can be subject to a pulling force in process of production, makes yarn tight, the tension force making yarn keep certain by depression bar, but this structure, when yarn produces the change of pulling force, depression bar bends, and avoids yarn to occur the phenomenon broken, but this structure cannot change the change of yarn pulling force, in process of production, yarn there will be the phenomenon that degree of tightness differs, and causes quality to go wrong.
Chinese patent 201320524530.7 discloses one " warp loom yarn tension device ", comprises strip shape base, slide block, spring and a pairs of pulley; Base offers along its length a chute, the bottom of slide block to be inlaid in chute and to be connected with this slide, the top of slide block is provided with pulley in paired the first outer pulley and first be arranged in juxtaposition along base width, spring is placed in chute and its one end and slide block offset, on base and the opposite side being positioned at chute is provided with at least one pair of the second outer pulley be arranged in juxtaposition along base width and second pulley.This utility model has carried out dual regulation to yarn, reduces the end breakage rate of yarn, and meanwhile, the adjustable range of yarn tension is large, and adjustable range is long.This tensioner, the tension adjustment of yarn is realized, due to the change of spring power, in the process that yarn is changed at its length by the elasticity of spring, the Tensity size be subject to is also in change, cause cloth in process of manufacture uneven, and the coefficient of elasticity of spring is constant, unadjustable, when the yarn of coiling varying strength, the pulling force that some yarn needs is comparatively large, and spring compresses completely, may cause the phenomenon that yarn is directly broken.
Utility model content
For the deficiencies in the prior art, the utility model provides a kind of yarn tensioner, comprises fixed pulley group and running block, executes weight by being linked with on running block, realize the stability contorting to yarn tension, avoid yarn tension to change the cloth quality problems caused.
For achieving the above object, the utility model provides following technical scheme: a kind of yarn tensioner, comprise base, the guide rail be arranged on base, the fixed pulley group being fixed on guide rail one end and the running block be slidably connected in guide rail, running block comprises Mobile base and some movable pulleys be rotatably connected on Mobile base, fixed pulley group comprises holder and some fixed pulleys be rotatably connected on holder, Mobile base is also provided with hook, and running block also comprises hanging over, and hook executes weight.
By adopting technique scheme, during knitting machine work, a pulling force is had to yarn, thus yarn is processed into cloth, in order to make cloth better quality, yarn needs a tension force, yarn is added and stable can enter elongation man-hour, the tension force of yarn is all controlled by yarn tensioner, yarn tensioner comprises base, be arranged on the guide rail on base, the fixed pulley group being fixed on guide rail one end and the running block be slidably connected in guide rail, yarn is walked around running block and running block, running block is also connected with and executes weight, by executing the pulling force of weight to running block, make around the yarn tension in fixed pulley group and running block, the tension force of yarn is made to reach the requirement of production, and when the tension variations that yarn is subject to, by the movement of movable pulley, form buffering, make the pulling force energy kept stable on yarn, avoid yarn tension difference, the cloth non-uniform phenomenon caused, improve the quality of production of cloth, and hang on hook by executing weight, can according to the varying strength of different yarns, what hang corresponding weight executes weight, tensioning is carried out to yarn, the intensity avoiding yarn is not mated with the weight executing weight and causes the not obvious or tensioning of tension cross strong and cause yarn to snap.
The utility model is set to further, base horizontal positioned, the other end of the relative fixed pulley group of guide rail is provided with a break-in fixed pulley, executes weight and be connected on running block by the line walking around break-in fixed pulley.
By adopting technique scheme, by by base horizontal positioned, movable pulley is moved in the horizontal direction when under tension, thus the control reached yarn tension, by being arranged on the break-in fixed pulley of the relative holder other end of guide rail, pulling force to movable pulley in horizontal direction is changed into by executing gravity that weight is subject to, because pulling force produces by executing weight, execute weight mass conservation, therefore pulling force is in the horizontal direction also constant, make the tension force of yarn energy basicly stable, the crudy of cloth is better.
The utility model is set to further, and base is vertically placed.
By adopting technique scheme, vertically placed by base, the gravity executing weight directly acts on yarn by movable pulley, and the effect making yarn reach tight, enters and add man-hour, has enough tension force, and structure is simple simultaneously, more saves space.
The utility model is set to further, and movable pulley is identical with described fixed pulley quantity and be provided with two.
By adopting technique scheme, fixed pulley is identical with movable pulley quantity and be provided with two, yarn walks around movable pulley and fixed pulley successively, by the setting of two groups of movable pulleys, the pulling force that yarn is subject to is execute weight gravity 1/4th, and when yarn causes movable pulley to move because of tension variations, the length of yarn movement is four times of movable pulley movable length, the tension force of yarn can be made to control more careful, reach effect needed for best production.
The utility model is set to further, and executing weight is counterweight.
By adopting technique scheme, the speed knitting due to knitting machine is certain, the pulling force produced different yarns also can be different, therefore suitable counterweight is selected, counterweight is kept to be that the pulling force of knitting machine to yarn balances each other to the pulling force of yarn, the tension force that yarn has is 1/4th of pulling force, when the pulling force on knitting machine changes, counterweight is caused to rise, in counterweight uphill process, the tension force of yarn remains unchanged substantially, while avoiding yarn to break, the tension force of yarn can also be stablized, make the cloth better quality of production and processing place.
The utility model is set to further, and the other end of the relative holder of guide rail is provided with envelope block.
By adopting technique scheme, by sealing the setting of block, make the movement limit of running block in guide rail, when the pulling force that yarn is subject to is less than the gravity executing weight, running block slides into the envelope block place of guide rail, and a part of gravity executing weight acts on envelope block by running block, when yarn pulling force increases, the gravity acted on envelope block reduces, thus makes the tension force of yarn can control, in a stable scope, to avoid breaking.
Compared with prior art, by executing the setting of weight, make the tension force energy kept stable of yarn in process, when pulling force changes, by the motion of running block, form buffering, buffering course, avoids the phenomenon that yarn is pulled apart because of overtension.
Accompanying drawing explanation
Fig. 1 is the utility model yarn tensioner structural representation;
Fig. 2 is the utility model yarn tensioner side view;
Fig. 3 is the utility model understructure schematic diagram;
Fig. 4 is the utility model running block structural representation;
Fig. 5 is the utility model assembly pulley winding structure schematic diagram.
Reference numeral: 1, base; 2, guide rail; 3, fixed pulley group; 4, running block; 5, counterweight; 6, yarn; 21, block is sealed; 31, holder; 32, fixed pulley; 41, Mobile base; 42, movable pulley; 43, link up with.
Detailed description of the invention
Referring to figs. 1 through Fig. 5, the utility model yarn tensioner embodiment is described further.
A kind of yarn tensioner, comprise base 1, be arranged on the guide rail 2 on base 1, the fixed pulley group 3 being fixed on guide rail 2 one end and the running block 4 be slidably connected in guide rail 2, running block 4 comprises Mobile base 41 and some movable pulleys 42 be rotatably connected on Mobile base 41, Mobile base 41 is also provided with hook 43, running block 4 also comprises hanging over, and hook 43 executes weight, preferably, select counterweight 5 as executing weight, hanging over Mobile base 41 links up with on 43, yarn 6 is when production and processing, knitting machine has a pulling force to yarn 6, yarn 6 is pulled in knitting machine and carries out textile process, in order to ensure the quality of weaving, need to stretch to the yarn 6 entering knitting machine, form certain tension force, therefore, by the pulling force that counterweight 5 pairs of Mobile bases 41 produce, make to be wrapped in the yarn 6 on fixed pulley group 3 and running block 4 to stretch on guide rail 2 direction of base 1, yarn 6 is made to have some tension, reach the tensile requirements needed for production and processing, fixed pulley group 3 comprises holder 31 and some fixed pulleys 32 be rotatably connected on holder 31, movable pulley 42 is identical with fixed pulley 32 quantity, preferably, movable pulley 42 is all set to two with the quantity of fixed pulley 32, running block 4 is closed by the fixed pulley group 3 be oppositely arranged, make yarn 6 after walking around fixed pulley group 3 and running block 4, realize the tension effects of yarn 6, because fixed pulley 32 and movable pulley 42 are provided with two, therefore the tension force of yarn 6 is 1/4th of counterweight 5 gravity to the maximum, therefore, when overtension, pulling force pull-up running block 4, running block 4 is moved on guide rail 2, form buffering course, avoid the possibility of direct stretch-broken yarn 6.And the other end of the relative holder 31 of guide rail 2 is provided with envelope block 21, the tension force be subject to when yarn 6 be less than counterweight 5 gravity four/for the moment, counterweight 5 hauls running block 4 and moves to the other end of relative holder 31, the port of guide rail 2 is provided with envelope block 21, running block 4 slippage can be avoided to go out the possibility of guide rail 2, and when running block 4 is positioned at envelope block 21 place, a gravity part for counterweight 5 acts on envelope block 21, when the generation slight change of yarn 6 tension force, active force between running block 4 and envelope block 21 changes, realize the adjustment to yarn 6 tension force, therefore hang on hook 43 by counterweight 5, can according to the varying strength of different yarns 6, hang the counterweight 5 of corresponding weight, tensioning is carried out to yarn 6, avoid the intensity of yarn 6 not mate with the weight of counterweight 5 and cause the not obvious or tensioning of tension cross strong and cause yarn 6 to snap.
Further; base 1 is vertically placed; counterweight 5 directly hangs on the hook 43 of running block 4, make counterweight 5 gravity directly by being arranged on the hook 43 on running block 4, act on the yarn 6 that is wrapped between pulley; control the tension force of yarn 6; the base 1 of vertical placement, can make the gravity of counterweight 5 can not produce other influences because of the relation of angle, can better by changing counterweight 5 weight to the control of yarn 6 tension force; protection yarn 6, avoids yarn 6 to occur the phenomenon broken.And the base 1 vertically placed, structure is simple, more can save the space of equipment.
As another kind of embodiment of the present utility model, base 1 horizontal positioned, the other end of the fixed pulley group 3 that guide rail 2 is relative is provided with a break-in fixed pulley, executes weight and is connected in fixed pulley group 3 by the line that is walked around break-in fixed pulley.By arranging a break-in fixed pulley, by the gravity of counterweight 5, break-in fixed pulley is walked around by one, and the line that two ends link respectively at the hook 43 on counterweight 5 and running block 4, become the pulling force to running block 4 in horizontal direction, the impact that this mode can avoid the gravity of running block 4 own to control yarn 6 tension force, makes the control of gravity to yarn 6 tension force of counterweight 5 itself more accurate.
The above is only preferred embodiment of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (6)
1. a yarn tensioner, comprise base, the guide rail be arranged on base, the fixed pulley group being fixed on guide rail one end and the running block be slidably connected in guide rail, it is characterized in that: described running block comprises Mobile base and some movable pulleys be rotatably connected on Mobile base, described fixed pulley group comprises holder and some fixed pulleys be rotatably connected on holder, described Mobile base is also provided with hook, and described running block also comprises hanging over, and hook executes weight.
2. yarn tensioner according to claim 1, it is characterized in that: described base horizontal positioned, the other end of the relative fixed pulley group of described guide rail is provided with a break-in fixed pulley, described in execute weight and be connected on the hook of running block by the line walking around break-in fixed pulley.
3. yarn tensioner according to claim 1, is characterized in that: described base is vertically placed.
4. the yarn tensioner according to Claims 2 or 3, is characterized in that: described movable pulley is identical with described fixed pulley quantity and be provided with two.
5. yarn tensioner according to claim 4, is characterized in that: described in execute weight be counterweight.
6. yarn tensioner according to claim 1, is characterized in that: the other end of the relative holder of described guide rail is provided with envelope block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580510.6U CN204125684U (en) | 2014-10-09 | 2014-10-09 | Yarn tensioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420580510.6U CN204125684U (en) | 2014-10-09 | 2014-10-09 | Yarn tensioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204125684U true CN204125684U (en) | 2015-01-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420580510.6U Expired - Fee Related CN204125684U (en) | 2014-10-09 | 2014-10-09 | Yarn tensioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204125684U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218761A (en) * | 2021-05-13 | 2021-08-06 | 安徽汉帛线业有限公司 | Sewing thread quality detection device |
| CN114955723A (en) * | 2022-06-21 | 2022-08-30 | 西安英利科电气科技有限公司 | Yarn constant tension device adopting gravity |
-
2014
- 2014-10-09 CN CN201420580510.6U patent/CN204125684U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113218761A (en) * | 2021-05-13 | 2021-08-06 | 安徽汉帛线业有限公司 | Sewing thread quality detection device |
| CN113218761B (en) * | 2021-05-13 | 2023-11-24 | 安徽汉帛线业有限公司 | Sewing thread quality detection device |
| CN114955723A (en) * | 2022-06-21 | 2022-08-30 | 西安英利科电气科技有限公司 | Yarn constant tension device adopting gravity |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150128 Termination date: 20181009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |