CN113620117B - Eccentric gravity type yarn tension mechanism used in winding machine - Google Patents
Eccentric gravity type yarn tension mechanism used in winding machine Download PDFInfo
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- CN113620117B CN113620117B CN202110861730.0A CN202110861730A CN113620117B CN 113620117 B CN113620117 B CN 113620117B CN 202110861730 A CN202110861730 A CN 202110861730A CN 113620117 B CN113620117 B CN 113620117B
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- yarn
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- tension mechanism
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H59/00—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators
- B65H59/10—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by devices acting on running material and not associated with supply or take-up devices
Abstract
The invention relates to the technical field of yarn tensioning equipment, and discloses an eccentric gravity type yarn tension mechanism for a winding machine. The eccentric gravity type yarn tension mechanism for the winding machine is characterized in that the connecting mechanisms at two ends of the yarn and the winding direction of the connecting mechanisms are arranged, so that the yarn can generate a squeezing component force towards the right side along the axial direction of the connecting shaft when being fed and stressed, and the yarn can move towards the left side under the action of the elastic force of the locking spring when not being fed and stressed, so that a friction locking action is generated between the transmission pulley and the friction shaft sleeve, and the action of each part on the tension mechanism can be stably and effectively implemented.
Description
Technical Field
The invention relates to the technical field of yarn tensioning equipment, in particular to an eccentric gravity type yarn tension mechanism used in a winding machine.
Background
The tensioner is used as a common part in yarn textile machinery, because the yarn is easy to be snapped when the yarn bears excessive tension; when the tension is too small, the yarn is easy to knot, and the tension of the yarn can be regulated and controlled in real time by using the tensioner, so that the feeding force of the yarn is kept constant, and the production efficiency and quality of yarn spinning are effectively improved.
The electronic tensioner is the most conventional form at present, the internal electric element of the electronic tensioner has a complex structure, a specific control device and a specific control program need to be equipped, the preparation and maintenance cost is high, the tension rod is controlled by the tension spring, so that the electronic tensioner generates elastic jitter phenomena of different degrees due to frequent change of yarn feeding speed in the using process, and the stability and the reliability are poor;
moreover, the existing tensioner can only regulate and control the tension of the fed yarn, and when the yarn stops feeding, the yarn on the yarn wheel can be continuously sent out due to the action of force on the tensioner, so that the yarn wheel is loosened and falls off to cause knotting.
Therefore, there is a need for an eccentric gravity type yarn tension mechanism, which can regulate and control the yarn tension by using gravity and lock the yarn when the yarn stops feeding, so as to effectively prevent the yarn on the yarn wheel from knotting due to loosening and dropping.
Disclosure of Invention
Technical problem to be solved
The invention provides an eccentric gravity type yarn tension mechanism for a winding machine, which has the advantages of utilizing gravity to adjust the tension force of yarn, having simple structure, avoiding the need of being provided with various electric elements and control devices thereof, avoiding the occurrence of elastic jitter without a spring structure, having higher stability and reliability, locking the yarn when the yarn stops feeding to prevent the yarn on a yarn reel from knotting due to loosening and falling off, solving the problems that the electric elements in the existing electronic tensioner have complex structure, need to be provided with a specific control device and a control program, have higher preparation and maintenance cost, and are realized by a tension spring when controlling a tension rod, so that the tension rod generates elastic jitter phenomena of different degrees due to frequent change of the yarn feeding speed in the using process, and has poorer stability and reliability.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides an eccentric gravity type yarn tension mechanism for in coiling machine, includes the fixed axle, the balancing piece has been cup jointed in the middle part activity of fixed axle surface, the inside pin joint of balancing piece one side has fixed connecting rod I, and the bottom fixed mounting of fixed connecting rod I has a counterweight, the inside pin joint of balancing piece opposite side has fixed connecting rod II, the top fixed mounting of fixed connecting rod II has transmission connecting rod, spacing axle sleeve has been cup jointed in the middle part activity of transmission connecting rod surface, transmission connecting rod's top fixed mounting has the installation snap ring, the inside activity on installation snap ring top has cup jointed the friction axle sleeve, and the inside of friction axle sleeve is equipped with the connecting axle, the locking spring has been cup jointed in one side activity of connecting axle surface, the middle part activity of connecting axle surface has cup jointed transmission pulley, transmission pulley's surface winding is connected with the yarn.
Preferably, the balance weight is perpendicular to the vertical state of the balance weight rod under the action of gravity in the initial state.
Preferably, the winding direction of the yarn in the transmission pulley is opposite to the elastic force direction of the locking spring, and the elastic force of the locking spring is smaller than the axial pressure applied to the transmission pulley by the yarn during feeding.
Preferably, a friction snap ring with a large friction coefficient is arranged on one side of the transmission pulley, which is located on the friction shaft sleeve, so as to increase the friction resistance when the transmission pulley is in contact with one end of the friction shaft sleeve.
Preferably, the front end of the yarn is connected with the yarn wheel, and the back end of the yarn is connected with the spinning mechanism.
(III) advantageous effects
The invention has the following beneficial effects:
1. this an eccentric gravity type yarn tension mechanism for in coiling machine, to fixed connecting rod I on the balancing piece, the setting of fixed connecting rod II and the counter weight pole on the fixed connecting rod I, utilize the principle of lever in order to change the decurrent gravity that the counter weight pole received into the ascending pressure of fixed connecting rod II, and then drive the yarn rebound on the drive pulley and with the invariable tensile force that keeps the yarn, for current straining device, simple structure and convenient operation, preparation and maintenance cost are lower, and, adopt the mode of gravity regulation and control, the tensile force that is suitable for different specification yarns can be regulated and control through the quality of balancing weight in a flexible way, and simultaneously, can effectively avoid tension spring to realize in the in-process of using, take place the elasticity shake phenomenon of different degrees because of the frequent change of yarn feed speed, stability and reliability are higher.
2. The eccentric gravity type yarn tension mechanism for the winding machine comprises a mounting snap ring and a mounting structure arranged on the mounting snap ring, when the feeding action of the yarn is stopped, the driving pulley can be driven to move towards the left side under the action of the elastic force of a locking spring to be in frictional contact with one end of a friction shaft sleeve, so that the driving pulley cannot freely rotate, the phenomenon that the yarn on a yarn wheel is continuously sent out to cause the yarn to be loosened and fall off to cause knotting is effectively avoided, meanwhile, when the yarn starts to be fed, pressure towards the right side can be generated in the axial direction of a connecting shaft under the feeding action of spiral winding of the yarn, the locking spring is extruded to enable the driving pulley and the friction shaft sleeve to be separated from each other, the driving pulley can freely and flexibly rotate, and the stability and reliability of the yarn tension mechanism in the operation process are further improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial front view of the structure of the present invention;
FIG. 3 is a first diagram of a state of equilibrium of the structure of the present invention;
FIG. 4 is a second diagram of the equilibrium state of the structure of the present invention;
fig. 5 is a third diagram of the equilibrium state of the structure of the present invention.
In the figure: 1. a fixed shaft; 2. a counterbalance; 3. fixing a connecting rod I; 4. a weight lever; 5. a fixed connecting rod II; 6. a transmission link; 7. a limiting shaft sleeve; 8. installing a snap ring; 9. a friction shaft sleeve; 10. a connecting shaft; 11. a locking spring; 12. a transmission pulley; 13. a yarn.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-2, an eccentric gravity type yarn tension mechanism for a winding machine includes a fixed shaft 1, a balance block 2 is movably sleeved in the middle of the outer surface of the fixed shaft 1, two sides of the outer surface of the fixed shaft 1 are respectively and fixedly mounted on a tension control frame, a fixed link i 3 is connected to the inside of one side of the balance block 2 in a pin mode, a balance weight rod 4 is fixedly mounted at the bottom end of the fixed link i 3, a fixed link ii 5 is connected to the inside of the other side of the balance block 2 in a pin mode, a transmission link 6 is fixedly mounted at the top end of the fixed link ii 5, a limit shaft sleeve 7 is movably sleeved in the middle of the outer surface of the transmission link 6, two ends of the limit shaft sleeve 7 are also respectively and fixedly mounted on the tension control frame, a mounting snap ring 8 is fixedly mounted at the top end of the transmission link 6, a friction shaft sleeve 9 is movably sleeved in the inside of the top end of the mounting snap ring 8, a connection shaft sleeve 9 is provided with a connection shaft 10, a locking spring 11 is movably sleeved at one side of the outer surface of the connection shaft 10, a transmission pulley 12 is movably sleeved in the middle of the outer surface of the connection shaft 10, a transmission pulley 12 is connected with one end of the connection shaft through the locking spring 11 in a transmission connection, and a yarn 13 is wound on the outer surface of the transmission pulley 12.
The arrangement of the fixed connecting rod I3 and the fixed connecting rod II 5 on the balance block 2 and the arrangement of the balance weight rod 4 on the fixed connecting rod I3 utilize the lever principle to convert the downward gravity borne by the balance weight rod 4 into the upward pressure of the fixed connecting rod II 5, further drive the transmission pulley 12 and the yarn 13 thereon to move upwards so as to constantly regulate and control the tension force borne by the yarn 13, and the transmission pulley 12 moves upwards when the feeding pressure of the yarn 13 is too small, and the transmission pulley 12 moves downwards when the feeding pressure of the yarn 13 is too large so as to keep the constant tension force of the yarn 13, compared with the existing tension mechanism, the tension mechanism has the advantages of simple structure, convenient operation and low preparation and maintenance cost;
and, adopt the mode of gravity regulation and control, can be nimble regulate and control the tensile force that is suitable for different specification yarns through the quality of balancing weight, simultaneously, can effectively avoid tension spring to realize in the use, because of the frequent change of yarn feed speed takes place the elasticity shake phenomenon of different degrees, stability and reliability are higher.
In the technical scheme, the balance weight 2 is vertical to the vertical state of the balance weight rod 4 under the action of gravity in the initial state.
The balance weight 2 is arranged in an initial state, so that the transmission pulley 12 can move downwards to reduce the tension force applied to the yarn 13 and can move upwards to increase the tension force applied to the yarn 13 under different feeding pressures of the yarn 13 on the tension mechanism.
In the technical scheme, the winding direction of the yarn 13 in the transmission pulley 12 is opposite to the elastic force direction of the locking spring 11, and the elastic force of the locking spring 11 is smaller than the axial pressure applied to the transmission pulley 12 by the yarn 13 during feeding.
When the feeding action of the yarn is stopped, the arrangement of the installation clamp ring 8 and the upper structure thereof can drive the transmission pulley 12 to move towards the left side under the action of the elastic force of the locking spring 11 so as to generate frictional contact with one end of the friction shaft sleeve 9, so that the transmission pulley 12 can not freely rotate, and the knotting phenomenon caused by loosening and falling of the yarn on the yarn wheel due to continuous sending of the yarn can be effectively avoided;
meanwhile, when the yarn starts to feed, a pressure towards the right side is generated in the axial direction of the connecting shaft 10 under the feeding action of the spiral winding of the yarn 13 so as to extrude the locking spring 11 to separate the transmission pulley 12 and the friction sleeve 9, so that the transmission pulley 12 can freely and flexibly rotate.
In this technical scheme, one side that transmission pulley 12 is located friction sleeve 9 is equipped with the great friction snap ring of coefficient of friction for increase its frictional resistance when contacting with the one end of friction sleeve 9.
In this technical solution, one end of the front side of the yarn 13 is connected with the yarn wheel, and one end of the back side thereof is connected with the textile mechanism.
The connecting mechanism at the two ends of the yarn 13 and the winding direction thereof are arranged to ensure that the yarn 13 can generate a squeezing component force towards the right side along the axial direction of the connecting shaft 10 when the yarn 13 is subjected to the feeding stress, and the yarn 13 moves towards the left side under the action of the elastic force of the locking spring 11 when the yarn 13 is not subjected to the feeding stress, so that the friction locking action is generated between the transmission pulley 12 and the friction shaft sleeve 9, and the actions of all parts on the tension mechanism can be stably and effectively implemented.
The use method and the working principle of the embodiment are as follows:
as shown in fig. 3-5, the yarn tensioning mechanism is first mounted on the tensioning frame as described above, and the winding trajectory of the yarn on the tensioning mechanism is connected:
when the feeding pressure of the yarn is too high, under the transmission action of the mounting clamp ring 8, the transmission connecting rod 6 and the balance block 2, the balance weight rod 4 moves upwards, and the transmission pulley 12 wound with the yarn 13 can move downwards, so that the feeding pressure applied to the yarn 13 is reduced; when the feeding pressure of the yarn is too small, under the transmission action of the mounting clamp ring 8, the transmission connecting rod 6 and the balance block 2, and when the balance weight rod 4 moves downwards due to the influence of gravity, the transmission pulley 12 on the tension mechanism can be driven to move upwards so as to increase the feeding pressure of the yarn 13 and further keep the tension of the yarn 13 during feeding;
meanwhile, when the yarn 13 stops feeding, the transmission pulley 12 moves to the left under the action of the elasticity of the yarn 13, and then contacts with one end of the friction shaft sleeve 9 to be locked, so that the phenomenon that the yarn on the yarn wheel is continuously sent out under the action of the force of the tensioner when the yarn stops feeding, and is knotted due to loosening and falling is effectively avoided; when the yarn 13 starts to feed, under the action of the spiral winding of the yarn 13, the transmission pulley 12 is subjected to an axial extrusion component force moving towards the right side to compress the locking spring 11, so that the transmission pulley 12 and the friction bushing 9 are disengaged from each other, and the rotation action can be freely and flexibly generated.
It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides an eccentric gravity type yarn tension mechanism for in coiling machine, includes fixed axle (1), balancing piece (2), its characterized in that have been cup jointed in the middle part activity of fixed axle (1) surface: a fixed connecting rod I (3) is connected with the inner part of one side of the balance block (2) in a pin mode, a balance weight rod (4) is fixedly installed at the bottom end of the fixed connecting rod I (3), and the balance block (2) is perpendicular to the vertical state of the balance weight rod (4) under the action of gravity in the initial state;
the inside pin joint of balancing piece (2) opposite side has fixed connecting rod II (5), the top fixed mounting of fixed connecting rod II (5) has drive connecting rod (6), spacing axle sleeve (7) has been cup jointed in the middle part activity of drive connecting rod (6) surface, the top fixed mounting of drive connecting rod (6) has installation snap ring (8), friction axle sleeve (9) has been cup jointed in the inside activity on installation snap ring (8) top, and the inside of friction axle sleeve (9) is equipped with connecting axle (10), locking spring (11) have been cup jointed in one side activity of connecting axle (10) surface, drive pulley (12) has been cup jointed in the middle part activity of connecting axle (10) surface, the surface winding of drive pulley (12) is connected with yarn (13), opposite between the winding direction of yarn (13) in drive pulley (12) and the elasticity direction of locking spring (11), and the elasticity size of locking spring (11) is less than the axial pressure that yarn (13) applied to drive pulley (12) when feeding.
2. An eccentric gravity type yarn tension mechanism for use in a winding machine according to claim 1 wherein: and a friction snap ring is arranged on one side of the transmission pulley (12) positioned on the friction shaft sleeve (9) and used for increasing the friction resistance when the transmission pulley is contacted with one end of the friction shaft sleeve (9).
3. An eccentric gravity type yarn tension mechanism for use in a winding machine according to claim 1 wherein: one end of the front surface of the yarn (13) is connected with the yarn wheel, and one end of the back surface of the yarn (13) is connected with the textile mechanism.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110861730.0A CN113620117B (en) | 2021-07-29 | 2021-07-29 | Eccentric gravity type yarn tension mechanism used in winding machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110861730.0A CN113620117B (en) | 2021-07-29 | 2021-07-29 | Eccentric gravity type yarn tension mechanism used in winding machine |
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| CN113620117A CN113620117A (en) | 2021-11-09 |
| CN113620117B true CN113620117B (en) | 2022-10-25 |
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| JPH06312882A (en) * | 1993-04-29 | 1994-11-08 | Furukawa Electric Co Ltd:The | Tension control method for continuously running filamentous material |
| JPH08108969A (en) * | 1994-10-12 | 1996-04-30 | Toshiba Fa Syst Eng Kk | Coil winding machine tensile force adjusting device |
| JP2907182B2 (en) * | 1997-04-09 | 1999-06-21 | 住友電気工業株式会社 | Dancer roller device |
| CN103359542B (en) * | 2013-08-02 | 2015-12-16 | 常熟市应电自动化设备有限公司 | The tension applying device of flat filament wire coiling machine |
| CN205240949U (en) * | 2015-11-04 | 2016-05-18 | 昆山新协基电子有限公司 | Wire straining device of blanking press |
| CN208266344U (en) * | 2018-04-24 | 2018-12-21 | 太和县富华绳网有限公司 | A kind of twisting machine laying tension self-regulation device |
| CN208684136U (en) * | 2018-07-20 | 2019-04-02 | 常州市悦腾机械有限公司 | Three-dimensional rapier loom warp beam equalization of strain system |
| CN210312919U (en) * | 2019-06-05 | 2020-04-14 | 长江大学工程技术学院 | Balanced tension device |
| CN210824929U (en) * | 2019-10-14 | 2020-06-23 | 宿迁鸿鼎纺织科技有限公司 | Traction warp brake device based on tension control |
| CN211644166U (en) * | 2020-02-20 | 2020-10-09 | 苏州宇盛电子有限公司 | Tension adjusting mechanism and insulated wire production device |
| CN211920451U (en) * | 2020-03-13 | 2020-11-13 | 浙江恒远化纤集团有限公司 | Tension buffer device |
| CN212711954U (en) * | 2020-07-30 | 2021-03-16 | 江西中辉新材料有限公司 | Tension wheel set for producing battery sealing adhesive tape |
| CN112224994B (en) * | 2020-11-17 | 2021-08-17 | 佛山市汇牌纺织有限公司 | Textile yarn tensioning adjusting frame |
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Effective date of registration: 20221009 Address after: 265100 Bicheng Industrial Park, Haiyang City, Yantai City, Shandong Province Applicant after: Shandong Jierui Textile Technology Co.,Ltd. Address before: 438000 group 2, fengshubang village, Shizi Town, Qichun County, Huanggang City, Hubei Province Applicant before: Dong Xianli |
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