CN112623880A - Send and roll up constant tension controlling means - Google Patents
Send and roll up constant tension controlling means Download PDFInfo
- Publication number
- CN112623880A CN112623880A CN202011585818.6A CN202011585818A CN112623880A CN 112623880 A CN112623880 A CN 112623880A CN 202011585818 A CN202011585818 A CN 202011585818A CN 112623880 A CN112623880 A CN 112623880A
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- China
- Prior art keywords
- tension
- arm
- control device
- hinged
- feeding
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B65H59/38—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension
- B65H59/382—Adjusting or controlling tension in filamentary material, e.g. for preventing snarling; Applications of tension indicators by regulating speed of driving mechanism of unwinding, paying-out, forwarding, winding, or depositing devices, e.g. automatically in response to variations in tension using mechanical means
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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
- B65H59/18—Driven rotary elements
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tension Adjustment In Filamentary Materials (AREA)
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
The invention discloses a coil feeding constant tension control device which comprises a rack, a tension wheel, a tension arm, a hinged support, an elastic part, a braking part and a coil feeding shaft, wherein the coil feeding shaft and the hinged support are arranged on the rack, the coil feeding shaft is arranged, one end of the tension arm is hinged with the hinged support, the tension wheel is arranged at the other end of the tension arm, the elastic part is hinged on the tension arm and is positioned right above the coil feeding shaft, the braking part in friction fit with the coil feeding shaft is arranged at the lower end of the elastic part, and a material is arranged on the coil feeding shaft. The invention adopts a full mechanical structure, and the tension of the material is sensed by the tension pulley serving as a tension sensor, the tension change of the material can cause the tension pulley to move up and down, so that the friction force between the braking part and the feeding reel is adjusted, the rotating speed of the feeding reel is finely adjusted, and the tension of the discharged material is basically kept unchanged; the device has the advantages of low cost, small whole volume, simple structure, convenient maintenance, intuitive reaction and small tension fluctuation, and has more practical significance in the unpowered roll feeding device.
Description
Technical Field
The invention relates to the field of spinning, in particular to a constant tension control device for feeding rolls.
Background
At present, domestic enterprises mainly control the tension of a coil feeding device by a tension roller direct measurement method and an angular position sensor indirect measurement method, and a coil feeding motor (or a winding motor) is synchronously controlled in rotation speed through an electric signal, so that the aim of constant tension control is fulfilled. But the equipment cost is high, the volume is large and the structure is complex. In particular, in the passive feeding device, the feeding inertia moment is unstable, so that the above control method has the disadvantages of distorted feedback of the operation, large tension fluctuation, and the like.
Disclosure of Invention
The invention aims to solve the problems and designs a constant tension control device for feeding rolls.
The technical scheme of the invention is that the coil feeding constant tension control device comprises a rack, a tension wheel, a tension arm, a hinged support, an elastic part, a braking part and a coil feeding shaft, wherein the coil feeding shaft and the hinged support are arranged on the rack, the coil feeding shaft is arranged on the rack, one end of the tension arm is hinged with the hinged support, the other end of the tension arm is provided with the tension wheel, the elastic part is hinged on the tension arm and is positioned right above the coil feeding shaft, the lower end of the elastic part is provided with the braking part in friction fit with the coil feeding shaft, the coil feeding shaft is provided with a material, and the tension wheel is pressed on the material with tension and moves up and down along with the tension change of the material so as to change.
Preferably, the elastic part is a spring rod, and the upper end of the spring rod is hinged with the tension arm through a first pin shaft.
Preferably, the tension arm is hinged with the hinged support through a second pin shaft.
Preferably, the braking member is a damping cushion block, and the lower end of the braking member is in friction fit with the feeding reel.
Preferably, the lower end of the braking member is provided with a circular arc surface matched with the feeding reel.
Preferably, two sides of the braking member are fixed with guide limiting plates, and the reel is positioned between the two guide limiting plates.
The invention has the beneficial effects that: the tension sensor is a tension sensor, and the tension sensor is used for sensing the change of the tension of the material, the change of the tension of the material can cause the tension wheel to move up and down, so that the friction force between the braking part and the feeding reel is adjusted, the rotating speed of the feeding reel is finely adjusted, and the tension of the discharged material is basically kept unchanged; the device has the advantages of low cost, small whole volume, simple structure, convenient maintenance, intuitive reaction and small tension fluctuation, and has more practical significance in the unpowered roll feeding device.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1;
in the figure, 1, a tension pulley; 2. a tension arm; 3. hinging seat; 4. an elastic member; 5. a stopper; 6. a reel feeding shaft; 7. material preparation; 8. a frame; 9. a first pin shaft; 10. a second pin shaft; 11. and a guide limit plate.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-2: the utility model provides a send a book constant tension controlling means, which comprises a frame 8, tension pulley 1, tension arm 2, free bearing 3, elastic component 4, braking piece 5 and send spool 6, send spool 6 and free bearing 3 to install in frame 8, send spool 6, 2 one end of tension arm is articulated with free bearing 3, tension pulley 1 is installed to the 2 other ends of tension arm, on tension arm 2 and be located and send spool 6 directly over articulated elastic component 4, elastic component 4 lower extreme install with send spool 6 friction fit's braking piece 5, send and be equipped with material 7 on the spool 6, tension pulley 1 presses on material 7 that has tension and reciprocates along with material 7 tension change to change the frictional force between braking piece 5 and send spool 6. The connection end of the tension arm 2 and the tension pulley 1 has an extension towards one side of the material 7, and the tension pulley 1 can be positioned above the material 7 with tension by being mounted on the extension.
The elastic part 4 is a spring rod, and the upper end of the spring rod is hinged with the tension arm 2 through a first pin shaft 9. Through setting up first round pin axle 9, make tension arm 2 can articulate with elastic component 4, tension arm 2 is at the swing in-process, and elastic component 4 receives gravity to keep vertical state.
The tension arm 2 is hinged with the hinged support 3 through a second pin shaft 10. Through setting up second round pin axle 10, make free bearing 3 articulated with tension arm 2, support tension arm 2, tension arm 2 can receive material tension variation luffing motion through free bearing 3 support like this.
The braking part 5 is a damping cushion block, and the lower end of the braking part 5 is in friction fit with the reel conveying shaft 6. The friction force with the feed reel 6 can be increased by using a damping cushion block having a large surface roughness, and the braking member 5 can make a fine adjustment of the rotational speed of the feed reel 6 by pressing down the feed reel 6 to increase or decrease the friction force with the feed reel 6.
The lower end of the braking part 5 is provided with an arc surface matched with the coil feeding shaft 6, and the arc surface is arranged, so that the linear contact is changed into surface contact, the contact area of the braking part 5 and the coil feeding shaft 6 can be increased, and the control effect on the coil feeding tension is improved.
Two sides of the braking member 5 are fixed with guide limiting plates 11, and the reel 6 is positioned between the two guide limiting plates 11. Through setting up direction limiting plate 11, can play direction and limiting displacement to stopper 5, under the direction of direction limiting plate 11, can avoid stopper 5 and send spool 6 to stagger, break away from.
The working principle of the embodiment is as follows: the material 7 on the feeding reel 6 is pulled out and has a certain tension, the tension pulley 1 presses on the material 7 with the tension, and the tension change of the material 7 can cause the tension pulley 1 to move up and down; when the tension of the material 7 is reduced, the tension wheel 1 is lowered, the tension arm 2 drives the elastic part 4 to be lowered, the pressure of the elastic part 4 is increased, the friction force between the braking part 5 and the reel conveying shaft 6 is increased, so that the rotating speed of the reel conveying shaft 6 is reduced, the tension of the material 7 is gradually increased after the rotating speed of the reel conveying shaft 6 is reduced, the tension wheel 1 is driven to rise, the tension arm 2 is rotated upwards after the tension wheel 1 rises, the pressure of the elastic part 4 is reduced, and the friction force between the braking part 5 and the reel conveying shaft 6 is reduced; the tension adjustment is a continuous cyclic process, and the tension of the discharged material 7 is basically kept unchanged by finely adjusting the rotating speed of the feeding reel 6.
The tension pulley 1 is equivalent to a tension sensor, the tension arm 2 and the elastic member 4 are equivalent to a tension transmitter, and the braking member 5 and the feeding reel 6 are equivalent to a tension regulator, thereby realizing a closed cycle of tension conduction control.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (6)
1. A constant tension control device for coil feeding is characterized by comprising a frame (8), a tension wheel (1), a tension arm (2), a hinged support (3), an elastic piece (4), a braking piece (5) and a coil feeding shaft (6), send spool (6) and free bearing (3) to install in frame (8), tension arm (2) one end is articulated with free bearing (3), tension pulley (1) is installed to tension arm (2) other end, on tension arm (2) and be located and send spool (6) directly over articulated elastic component (4), elastic component (4) lower extreme install with send spool (6) friction fit's braking piece (5), send and be equipped with material (7) on spool (6), tension pulley (1) are pressed on material (7) that have tension and are reciprocated along with material (7) tension change, with the frictional force who changes braking piece (5) and send spool (6) within a definite time.
2. A constant tension control device for feeding reels as claimed in claim 1, characterized in that said elastic element (4) is a spring rod, the upper end of which is hinged to the tension arm (2) by means of a first pin (9).
3. A roll feed constant tension control device according to claim 1, characterized in that the tension arm (2) is hinged to the hinge base (3) by means of a second pin (10).
4. A roll feed constant tension control device as claimed in claim 1, wherein the braking member (5) is a damping pad, and the lower end of the braking member (5) is frictionally engaged with the roll feed shaft (6).
5. A roll feed constant tension control device as claimed in claim 4, characterized in that the lower end of the braking member (5) has a circular arc surface cooperating with the roll feed shaft (6).
6. A roll feeding constant tension control device according to claim 1, characterized in that guiding limit plates (11) are fixed on both sides of the braking member (5), and the roll feeding shaft (6) is positioned between the two guiding limit plates (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011585818.6A CN112623880A (en) | 2020-12-29 | 2020-12-29 | Send and roll up constant tension controlling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011585818.6A CN112623880A (en) | 2020-12-29 | 2020-12-29 | Send and roll up constant tension controlling means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112623880A true CN112623880A (en) | 2021-04-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011585818.6A Pending CN112623880A (en) | 2020-12-29 | 2020-12-29 | Send and roll up constant tension controlling means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112623880A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114229584A (en) * | 2022-01-04 | 2022-03-25 | 常州市新创智能科技有限公司 | Constant-tension unreeling device and control method |
| CN114735533A (en) * | 2022-05-23 | 2022-07-12 | 江苏海峰绳缆科技有限公司 | Wire puller for winding and winding device |
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| CN101780905A (en) * | 2010-02-01 | 2010-07-21 | 领亚电子科技股份有限公司 | Cable conveyance tension adjustment method and device implementing same |
| CN202464933U (en) * | 2012-02-22 | 2012-10-03 | 王至昶 | Tube yarn unwinding mechanism with tension self-adjusting function |
| CN202529646U (en) * | 2012-04-27 | 2012-11-14 | 莱芜鲁能开源集团电器有限公司 | Unwinding frame special for looping and packaging wire cable |
| CN103101809A (en) * | 2011-11-14 | 2013-05-15 | 常州市日发精密机械厂 | Electron constant tension winding machine |
| CN203294936U (en) * | 2013-06-13 | 2013-11-20 | 常州市第八纺织机械有限公司 | Mechanism for adjusting tension |
| CN203781516U (en) * | 2014-01-18 | 2014-08-20 | 安徽华茜电缆科技有限公司 | Automatic regulating device for cable winding conveying tension |
| KR101456146B1 (en) * | 2014-08-14 | 2014-11-04 | 국방과학연구소 | The yarn feeder with automatic tension control for braid machine |
| CN104692191A (en) * | 2015-03-23 | 2015-06-10 | 江苏占姆士纺织有限公司 | Novel friction-type cone yarn unwinding device |
| CN105060022A (en) * | 2015-07-16 | 2015-11-18 | 湖州辰丰线缆有限公司 | Cable tension adjusting device |
| CN111252624A (en) * | 2020-04-16 | 2020-06-09 | 枣庄市天一实业有限公司 | High-speed constant-tension pay-off assembly |
-
2020
- 2020-12-29 CN CN202011585818.6A patent/CN112623880A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101780905A (en) * | 2010-02-01 | 2010-07-21 | 领亚电子科技股份有限公司 | Cable conveyance tension adjustment method and device implementing same |
| CN103101809A (en) * | 2011-11-14 | 2013-05-15 | 常州市日发精密机械厂 | Electron constant tension winding machine |
| CN202464933U (en) * | 2012-02-22 | 2012-10-03 | 王至昶 | Tube yarn unwinding mechanism with tension self-adjusting function |
| CN202529646U (en) * | 2012-04-27 | 2012-11-14 | 莱芜鲁能开源集团电器有限公司 | Unwinding frame special for looping and packaging wire cable |
| CN203294936U (en) * | 2013-06-13 | 2013-11-20 | 常州市第八纺织机械有限公司 | Mechanism for adjusting tension |
| CN203781516U (en) * | 2014-01-18 | 2014-08-20 | 安徽华茜电缆科技有限公司 | Automatic regulating device for cable winding conveying tension |
| KR101456146B1 (en) * | 2014-08-14 | 2014-11-04 | 국방과학연구소 | The yarn feeder with automatic tension control for braid machine |
| CN104692191A (en) * | 2015-03-23 | 2015-06-10 | 江苏占姆士纺织有限公司 | Novel friction-type cone yarn unwinding device |
| CN105060022A (en) * | 2015-07-16 | 2015-11-18 | 湖州辰丰线缆有限公司 | Cable tension adjusting device |
| CN111252624A (en) * | 2020-04-16 | 2020-06-09 | 枣庄市天一实业有限公司 | High-speed constant-tension pay-off assembly |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114229584A (en) * | 2022-01-04 | 2022-03-25 | 常州市新创智能科技有限公司 | Constant-tension unreeling device and control method |
| CN114735533A (en) * | 2022-05-23 | 2022-07-12 | 江苏海峰绳缆科技有限公司 | Wire puller for winding and winding device |
| CN114735533B (en) * | 2022-05-23 | 2024-04-09 | 江苏海峰绳缆科技有限公司 | Wire puller for winding and coiling device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210409 |