CN115448082A - Tension control method for non-contact type metal strip winding process - Google Patents
Tension control method for non-contact type metal strip winding process Download PDFInfo
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- CN115448082A CN115448082A CN202211263490.5A CN202211263490A CN115448082A CN 115448082 A CN115448082 A CN 115448082A CN 202211263490 A CN202211263490 A CN 202211263490A CN 115448082 A CN115448082 A CN 115448082A
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- 230000008569 process Effects 0.000 title claims abstract description 30
- 238000001514 detection method Methods 0.000 claims abstract description 33
- 238000007781 pre-processing Methods 0.000 claims abstract description 15
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
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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
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/188—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
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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
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/044—Sensing web tension
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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
- B65H26/00—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms
- B65H26/02—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs
- B65H26/04—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to presence of irregularities in running webs for variation in tension
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- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
The invention relates to the technical field of metal strip winding tension control, in particular to a tension control method in a non-contact metal strip winding process, which comprises a winding unit and a metal strip, wherein the metal strip is wound on the winding unit, and the tension control method also comprises a tension detection unit, a tension control unit and a tension adjusting unit, the metal strip sequentially passes through the tension adjusting unit and the tension detection unit to be wound on the winding unit, the tension on the metal strip is conveniently adjusted by adjusting the magnetic force in the tension adjusting unit, so that the tension control method is suitable for being used in different winding rings, is convenient for rapidly responding to line speed change, stabilizes the tension during winding, realizes non-contact tension control on the metal strip, is suitable for winding products with higher requirements on the surface quality of the metal strip, and is convenient for wiping the surface of the metal strip during winding through a preprocessing unit, provides stable guiding and constantly adjusts the surface temperature of the metal strip.
Description
Technical Field
The invention relates to a tension control method, in particular to a tension control method for a non-contact type metal strip winding process, and belongs to the technical field of metal strip winding tension control.
Background
Tension control is the most important production link on production machinery using coiled materials as materials, and whether products are paper, plastic films, textiles, silicon steel sheets or other metal strips, the products are conveyed to equipment under certain tension control and are coiled under certain tension, if tension control of the strips is not uniform during coiling, bending wrinkles can occur inside the coiled products, slippage and staggered layers of the coiled strips can also occur, if the coiling tension is overlarge, the strips are easy to break, so that broken ends inside the coiled products are increased, the appearance of the products can be influenced, meanwhile, quality performance of the products can be influenced due to stress introduction, uneven stress and the like, and therefore, the tension control is particularly important in a strip coiling system.
The tension control method of the strip generally includes two methods, one is manual tension control, the other is tension control which is to adjust the tension of the strip by detecting the tension of the strip through a tension sensor, the manual tension control is to adjust the amplitude of the tension in stages through manual operation in the winding and unwinding processes to meet the tension control in different stages, because the manual adjustment is adopted and different step lengths are adopted, the tension in the whole process cannot be guaranteed to be constant, the tension sensor is used for detecting the tension of the strip to adjust the tension of the strip, generally a magnetic powder clutch is used for controlling the rotation of a roller to adjust the tension of the strip, actually, closed-loop tension control usually requires a tension controller to have higher sampling frequency, if the PID parameters of a system are not adjusted properly, the tracking effect is poor, particularly, when a large disturbance occurs inside the system, a long adjusting process occurs to affect the stability of the whole system, the method is usually suitable for winding paper and textiles, some products have strict requirements on the surface finish degree of the metal strip, the metal material has smooth surface, the strip is easy to slip on the metal strip, the surface of the roller slips, when the magnetic powder clutch changes in the winding cycle, and the magnetic powder winding speed of the iron core of the metal strip is changed, and the magnetic powder clutch is difficult to change.
However, the tension is manually adjusted, generally in a potentiometer mode, and the adjustment precision of the tension is poor, so that the tension adjustment device can only be applied to occasions with low requirements on tension control precision and low requirements on automation degree.
In view of the above, the invention is provided, when the metal strip is used for winding, by passing through the longitudinal magnetic field, according to lenz's law, the metal strip moving in the longitudinal magnetic field generates an electromagnetic induction force opposite to the moving direction, and the tension is adjusted by the electromagnetic induction force, so that the tension can be conveniently controlled in a non-contact manner, the winding is convenient, and the surface of the metal strip cannot be damaged.
Disclosure of Invention
The present invention is directed to a tension control method for a non-contact type metal strip winding process, which provides stable tension when in use, facilitates rapid response of the tension, prevents the surface of the metal strip from being contacted when adjusting the tension, protects the surface of the metal strip, prevents scratches from occurring, and facilitates control of the tension.
The invention achieves the above object by the following technical scheme, a tension control method for a non-contact type metal strip winding process comprises a winding unit and a metal strip, wherein the metal strip is wound on the winding unit, the control method further comprises a tension detection unit, a tension control unit and a tension adjustment unit, the metal strip sequentially passes through the tension adjustment unit and the tension detection unit to be wound on the winding unit, the tension detection unit detects the tension received by the metal strip in the winding process and transmits the detection data to the tension control unit, the tension adjustment unit controls the tension received by the metal strip by adopting magnetic force, when the metal strip passes through the tension adjustment unit in the winding process, the metal strip performs cutting magnetic induction line motion and generates electromagnetic induction stress opposite to the motion direction, the generated electromagnetic induction force adjusts the tension, the moving metal strip generates induction current in the magnetic field, the metal strip moving in the magnetic field generates electromagnetic induction stress opposite to the motion direction, the metal strip can be tensioned at the moment, the tension of the metal strip can be controlled, and the tension of the metal strip can be obtained by the following formula, wherein the tension of the metal strip and the magnetic field strength of the magnetic steel winding process can be obtained by the following formula: f = qVB, wherein q is the charge amount, V is the particle movement speed, and B is the magnetic induction intensity, and the tension applied to the metal strip can be adjusted by adjusting the magnetic force intensity in the tension adjusting unit.
The electromagnetic induction is a Faraday's law of electromagnetic induction, which refers to a phenomenon of induced electromotive force generated due to the change of magnetic flux, for example, when a part of a conductor of a closed circuit moves in a magnetic field to cut a magnetic induction line, current can be generated in the conductor, the generated current is called induced current, the generated electromotive force is called induced electromotive force, when the metal strip moves to cut the magnetic induction line, a closed loop can be formed inside the metal strip to form eddy current, an electrified lead can be acted by ampere force in the magnetic field, and according to the left-hand rule, the metal can be acted by the ampere force opposite to the moving direction, so that the effect of applying tension to the metal strip is achieved.
Further, the tension detecting unit is located the rolling unit with between the tension regulating unit, just the tension detecting unit distributes for the V type, the metal strip passes through the intermediate position of tension regulating unit, the tension detecting unit includes preceding guide roll, detection roller and back guide roll, just preceding guide roll with back guide roll is located the both sides of detection roller, the metal strip passes in proper order the downside of preceding guide roll, the upside of detection roller with the downside of back guide roll, then the winding is in on the rolling unit, preceding guide roll the detection roller with finished product style of calligraphy distributes between the back guide roll, just preceding guide roll is located one side of tension regulating unit, the lower surface of preceding guide roll with the intermediate position of tension regulating unit is on the coplanar, the equal fixed mounting in both sides of detection roller has tension sensor, just the tension sensor signal connection the tension control unit, just the tension control unit is right according to the tension change that tension sensor detected, right the tension regulating unit's regulation, when using, through tension sensor is convenient to the metal strip receives in the tension regulating unit and the tension regulating unit receives the magnetic field intensity and carries out the quick tension control effect of the tension control, and the tension control unit is convenient to the tension change of the tension that the magnetic field intensity is carried out the tension control, and the tension control unit is carried out the quick tension control effect to the metal strip response, and is carried out the tension control to the tension of the metal strip.
Further, the tension adjusting unit includes a first magnetic attraction device and a second magnetic attraction device, the first magnetic attraction device and the second magnetic attraction device are respectively located at the upper end and the lower end of the metal strip, the magnetic poles of the first magnetic attraction device and the second magnetic attraction device are opposite, a longitudinal magnetic field is formed between the first magnetic attraction device and the second magnetic attraction device, the metal strip passes through the middle position of the longitudinal magnetic field, when the metal strip is rolled, the linear velocity of the metal strip is stable, the required tension is constant, the first magnetic attraction device and the second magnetic attraction device are supported by permanent magnets, different numbers of permanent magnets are selected according to the required tension, the first magnetic attraction device and the second magnetic attraction device are formed by producing stable longitudinal magnetic fields through the permanent magnets installed relatively, so that stable tension is applied to the metal strip, when the linear velocity of the rolling is large, the tension on the metal strip needs to be adjusted frequently, the first magnetic attraction device and the second magnetic attraction device are manufactured by adopting a magnetic attraction control unit, the tension adjusting unit is connected with the second magnetic attraction device, and the second magnetic attraction device is convenient to adjust the tension of the second magnetic attraction device and the second magnetic attraction device.
Further, one side of the tension adjusting unit further comprises a preprocessing unit, the metal strip passes through the preprocessing unit and then enters the tension adjusting unit, the preprocessing unit processes the upper surface and the lower surface of the metal strip, the preprocessing unit comprises an upper guide cylinder and a lower guide cylinder, the upper guide cylinder and the lower guide cylinder are installed in parallel, the metal strip passes through the space between the upper guide cylinder and the lower guide cylinder, the middle position between the upper guide cylinder and the lower guide cylinder and the middle position of the tension adjusting unit are located on the same plane, fixing plates are installed at two ends of the upper guide cylinder and the lower guide cylinder in a rotating mode, a rotating joint is fixedly installed at one side of each fixing plate, and the upper guide cylinder and the lower guide cylinder are both of a hollow structure, one end of the rotary joint is communicated with the upper guide cylinder and the lower guide cylinder, supporting plates are fixedly mounted at two ends of one side of the fixing plate, connecting plates are clamped on the supporting plates, a cleaning wiper is fixedly mounted at one side of the connecting plates and is in contact with the surface of the metal strip, when the metal strip is used, an external constant-temperature medium is introduced into the upper guide cylinder and the lower guide cylinder through the rotary joint, the constant-temperature medium is gas or liquid, so that the upper guide cylinder and the lower guide cylinder keep constant temperature, and the temperature of the surface of the metal strip is adjusted when the upper guide cylinder and the lower guide cylinder are in contact with the surface of the metal strip, so that the phenomenon that the electromagnetic induction force in the longitudinal magnetic field is influenced due to excessive temperature difference is avoided, and the upper guide cylinder and the lower guide cylinder are used, the metal strip is convenient to guide, so that the metal strip enters the middle positions of the first magnetic suction device and the second magnetic suction device, and is convenient to clean the surface of the metal strip when the metal strip moves through the cleaning wiper, impurities are prevented from being wound, and the winding quality is improved.
The invention has the technical effects and advantages that: through adjusting the magnetic force size in the tension adjusting unit, and then be convenient for adjust the tension size that the metal strip received, be convenient for be suitable for with different coiling ring shapes, it is corresponding to the line speed change to be convenient for quick, tension when stablizing the coiling, and realize contactless tension control to the metal strip, be applicable to the coiling product that requires higher to metal strip surface quality, and through the preprocessing unit, when convoluteing, be convenient for clean the surface of metal strip, and provide stable direction and carry out invariable regulation to the surface temperature of metal strip.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
FIG. 4 is a schematic diagram of the structure of a pretreatment unit according to the present invention;
FIG. 5 is a schematic view of a partial structure of a pretreatment unit according to the present invention;
FIG. 6 is a schematic view of the structure of the cleaning wipe of the present invention;
in the figure: 1. a winding unit; 2. a metal strip; 3. a tension detection unit; 301. a front guide roller; 302. a detection roller; 303. a rear guide roller; 304. a tension sensor; 4. a tension control unit; 5. a tension adjusting unit; 501. a first magnetic attraction device; 502. a second magnetic attraction device; 503. a longitudinal magnetic field; 6. a pre-processing unit; 601. an upper guide cylinder; 602. a lower guide cylinder; 603. a fixing plate; 604. a rotating joint; 605. a support plate; 606. a connecting plate; 607. cleaning and wiping.
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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the first embodiment, when the linear speed of winding is high, the tension needs to be frequently adjusted.
Referring to fig. 1-6, a tension control method for a non-contact type metal strip winding process includes a winding unit 1 and a metal strip 2, where the metal strip 2 is wound around the winding unit 1, and the control method further includes a tension detection unit 3, a tension control unit 4, and a tension adjustment unit 5, where the metal strip 2 sequentially passes through the tension adjustment unit 5 and the tension detection unit 3 and is wound around the winding unit 1, the tension detection unit 3 detects tension applied to the metal strip 2 during the winding process and transmits the detection data to the tension control unit 4, the tension adjustment unit 5 controls tension applied to the metal strip 2 by using magnetic force, and when the metal strip 2 passes through the tension adjustment unit 5 during winding, the metal strip 2 makes a cutting magnetic induction line motion and generates an electromagnetic induction force opposite to the motion direction, the generated electromagnetic induction force adjusts the tension, the moving metal strip 2 generates an induction current in a magnetic field, and the metal strip 2 moving in the magnetic field generates an electromagnetic induction force opposite to the motion direction, at this time, the metal strip 2 can be tensioned, and the tension of the metal strip 2 can be controlled, where the tension of the metal strip 2 is large, and the magnetic field strength of the metal strip 2 can be obtained by using the following formula: f = qVB, where q is the amount of charge, V is the particle movement velocity, and B is the magnetic induction intensity, and the tension applied to the metal strip 2 can be adjusted by adjusting the magnetic force intensity in the tension adjusting unit 5.
The electromagnetic induction is Faraday's law of electromagnetic induction, which means the phenomenon of induced electromotive force generated due to the change of magnetic flux, for example, when a part of conductors of a closed circuit move in a magnetic field to cut magnetic induction lines, current can be generated in the conductors, the generated current is called induced current, the generated electromotive force is called induced electromotive force, when a metal strip 2 moves to cut the magnetic induction lines, a closed loop can be formed inside the metal strip 2 to form eddy current, and an electrified lead can be acted by ampere force in the magnetic field, so that according to left-hand rules, the metal can be acted by the ampere force opposite to the moving direction, and further, the effect of applying tension to the metal strip 2 is achieved.
The tension detection unit 3 is located between the winding unit 1 and the tension adjustment unit 5, the tension detection unit 3 is distributed in a V shape, the metal strip 2 passes through the middle position of the tension adjustment unit 5, the tension detection unit 3 comprises a front guide roller 301, a detection roller 302 and a rear guide roller 303, the front guide roller 301 and the rear guide roller 303 are located on two sides of the detection roller 302, the metal strip 2 sequentially passes through the lower side of the front guide roller 301, the upper side of the detection roller 302 and the lower side of the rear guide roller 303 and then is wound on the winding unit 1, the front guide roller 301, the detection roller 302 and the rear guide roller 303 are distributed in a shape of Chinese character font, the front guide roller 301 is located on one side of the tension adjustment unit 5, the lower surface of the front guide roller 301 and the middle position of the tension adjustment unit 5 are located on the same plane, the tension sensors 304 are fixedly installed on two sides of the detection roller 302, the tension sensors 304 are connected with the tension control unit 4 through electric signals, the tension control unit 4 adjusts the tension adjustment unit 5 according to tension changes detected by the tension sensor 304, and provides quick tension adjustment effect for the metal strip 2 in the process of magnetic force adjustment, and the tension adjustment unit.
The tension adjusting unit 5 includes a first magnetic attraction device 501 and a second magnetic attraction device 502, the first magnetic attraction device 501 and the second magnetic attraction device 502 are respectively located at the upper end and the lower end of the metal strip 2, the magnetic poles of the first magnetic attraction device 501 and the second magnetic attraction device 502 are opposite, a longitudinal magnetic field 503 is formed between the first magnetic attraction device 501 and the second magnetic attraction device 502, the metal strip 2 passes through the middle position of the longitudinal magnetic field 503, the first magnetic attraction device 501 and the second magnetic attraction device 502 are made of electromagnets, and the tension control unit 4 is electrically connected with the first magnetic attraction device 501 and the second magnetic attraction device 502.
On one side of the tension adjusting unit 5, a pre-processing unit 6 is further included, the metal strip 2 enters the tension adjusting unit 5 after passing through the pre-processing unit 6, the pre-processing unit 6 processes the upper surface and the lower surface of the metal strip 2, the pre-processing unit 6 includes an upper guide cylinder 601 and a lower guide cylinder 602, the upper guide cylinder 601 and the lower guide cylinder 602 are installed in parallel, the metal strip 2 passes through a space between the upper guide cylinder 601 and the lower guide cylinder 602, the middle position between the upper guide cylinder 601 and the lower guide cylinder 602 is on the same plane with the middle position of the tension adjusting unit 5, both ends of the upper guide cylinder 601 and the lower guide cylinder 602 are rotatably installed with a fixing plate 603, one side of the fixing plate 603 is fixedly installed with a rotary joint 604, the upper guide cylinder 601 and the lower guide cylinder 602 are both in a hollow structure, one end of the rotary joint 604 is communicated with the upper guide cylinder 601 and the lower guide cylinder 602, the two ends of one side of the fixing plate 603 are fixedly provided with the supporting plates 605, the supporting plates 605 are clamped with the connecting plates 606, one side of the connecting plates 606 is fixedly provided with the cleaning wiper 607, and the cleaning wiper 607 is in contact with the surface of the metal strip 2, when in use, an external constant temperature medium is introduced into the upper guide cylinder 601 and the lower guide cylinder 602 through the rotary joint 604, the constant temperature medium is gas or liquid, so that the upper guide cylinder 601 and the lower guide cylinder 602 keep the temperature constant, further, when the upper guide cylinder 601 and the lower guide cylinder 602 are in contact with the surface of the metal strip 2, the temperature of the surface of the metal strip 2 is adjusted, the problem that the electromagnetic stress inside the longitudinal magnetic field 503 is influenced due to an overlarge temperature difference is avoided, and the metal strip 2 is conveniently guided through the upper guide cylinder 601 and the lower guide cylinder 602, so that the metal strip 2 enters the middle position of the first magnetic attraction device 501 and the second magnetic attraction device 502, and through cleaning wipe 607, when metal strip 2 moved, be convenient for clean the surface of metal strip 2, avoid impurity to carry out the rolling, improve the rolling quality.
In the second embodiment, when the linear speed of winding is stable, the required tension is constant.
Referring to fig. 1-6, a tension control method for a non-contact metal strip winding process is disclosed, in which a tension adjustment unit 5 in the first embodiment is adjusted, the tension adjustment unit 5 includes a first magnetic device 501 and a second magnetic device 502, the first magnetic device 501 and the second magnetic device 502 are respectively located at an upper end and a lower end of a metal strip 2, magnetic poles of the first magnetic device 501 and the second magnetic device 502 are opposite, a longitudinal magnetic field 503 is formed between the first magnetic device 501 and the second magnetic device 502, the metal strip 2 passes through a middle position of the longitudinal magnetic field 503, the first magnetic device 501 and the second magnetic device 502 are supported by permanent magnets, and different numbers of permanent magnets are selected according to a required tension to form the first magnetic device 502 and the second magnetic device 502, and a stable longitudinal magnetic field 503 is generated by the permanent magnets installed oppositely to apply a stable tension to the metal strip 2.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A tension control method for a non-contact type metal strip winding process is characterized by comprising the following steps: the control method comprises a winding unit (1) and a metal strip (2), wherein the metal strip (2) is wound on the winding unit (1), the control method further comprises a tension detection unit (3), a tension control unit (4) and a tension adjusting unit (5), the metal strip (2) sequentially penetrates through the tension adjusting unit (5) and the tension detection unit (3) to be wound on the winding unit (1), the tension detection unit (3) detects the tension applied to the metal strip (2) in the winding process and transmits detection data to the tension control unit (4), the tension adjusting unit (5) controls the tension applied to the metal strip (2) by adopting magnetic force, when the metal strip (2) passes through the tension adjusting unit (5) in the winding process, the metal strip (2) performs cutting magnetic induction line movement and generates electromagnetic induction stress opposite to the movement direction, the generated electromagnetic induction stress adjusts the tension, and the tension can be obtained by the following formula: f = qVB.
2. A method of tension control in a non-contact metal strip winding process according to claim 1, wherein: tension detecting element (3) are located rolling unit (1) with between tension adjusting unit (5), just tension detecting element (3) are the V type and distribute, metal strip (2) pass through the intermediate position of tension adjusting unit (5).
3. A method of tension control in a non-contact metal strip winding process according to claim 1, wherein: tension detecting element (3) are including preceding guide roll (301), detection roller (302) and back guide roll (303), just preceding guide roll (301) with back guide roll (303) are located the both sides of detection roller (302), metal strip (2) pass in proper order the downside of preceding guide roll (301), the upside of detection roller (302) with the downside of back guide roll (303), then the winding is in on rolling unit (1).
4. A method of tension control in a non-contact metal strip winding process according to claim 3, wherein: preceding guide roll (301), detection roller (302) with finished product style of calligraphy distributes between back guide roll (303), just preceding guide roll (301) are located one side of tension adjusting unit (5), the lower surface of preceding guide roll (301) with the intermediate position of tension adjusting unit (5) is in the coplanar.
5. A method of tension control in a non-contact metal strip winding process according to claim 4, wherein: the equal fixed mounting in both sides of detecting roller (302) has tension sensor (304), just tension sensor (304) signal of telecommunication connects tension control unit (4), just tension control unit (4) basis the tension change that tension sensor (304) detected, it is right tension adjusting unit (5)'s magnetic field intensity adjusts.
6. A method of tension control in a non-contact metal strip winding process according to claim 1, wherein: tension adjusting element (5) are inhaled device (501) and second magnetism including first magnetism and are inhaled device (502), just first magnetism inhale device (501) with device (502) are inhaled to the second magnetism and are located respectively the upper end and the lower extreme of metal strip material (2), just first magnetism inhale device (501) with the magnetic pole of device (502) is inhaled to the second magnetism is relative, just first magnetism inhale device (501) with form longitudinal magnetic field (503) between device (502) is inhaled to the second magnetism, metal strip material (2) process the intermediate position of longitudinal magnetic field (503).
7. A method of tension control in a non-contact metal strip winding process according to claim 1, wherein: the tension adjusting device is characterized by further comprising a preprocessing unit (6) on one side of the tension adjusting unit (5), the metal strip (2) enters the tension adjusting unit (5) after passing through the preprocessing unit (6), and the preprocessing unit (6) processes the upper surface and the lower surface of the metal strip (2).
8. A method of tension control in a non-contact metal strip winding process according to claim 7, wherein: preprocessing unit (6) include guide cylinder (601) and lower guide cylinder (602), just go up guide cylinder (601) with guide cylinder (602) parallel mount down, metal strip (2) pass go up guide cylinder (601) with down between guide cylinder (602), just go up guide cylinder (601) with intermediate position between lower guide cylinder (602) with the intermediate position of tension adjusting unit (5) is on the coplanar, go up guide cylinder (601) with fixed plate (603) are all installed in the rotation in the both ends of lower guide cylinder (602), one side fixed mounting of fixed plate (603) has rotary joint (604), just go up guide cylinder (601) with guide cylinder (602) are hollow structure down, the one end of rotary joint (604) with go up guide cylinder (601) with guide cylinder (602) are linked together down.
9. A method of tension control in a non-contact metal strip winding process according to claim 8, wherein: the cleaning brush is characterized in that supporting plates (605) are fixedly mounted at two ends of one side of the fixing plate (603), a connecting plate (606) is clamped on the supporting plates (605), a cleaning brush (607) is fixedly mounted at one side of the connecting plate (606), and the cleaning brush (607) is in contact with the surface of the metal strip (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211263490.5A CN115448082A (en) | 2022-10-10 | 2022-10-10 | Tension control method for non-contact type metal strip winding process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211263490.5A CN115448082A (en) | 2022-10-10 | 2022-10-10 | Tension control method for non-contact type metal strip winding process |
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| Publication Number | Publication Date |
|---|---|
| CN115448082A true CN115448082A (en) | 2022-12-09 |
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| CN202211263490.5A Pending CN115448082A (en) | 2022-10-10 | 2022-10-10 | Tension control method for non-contact type metal strip winding process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115993364A (en) * | 2023-03-22 | 2023-04-21 | 杭州深度视觉科技有限公司 | Metal foil detection device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115993364A (en) * | 2023-03-22 | 2023-04-21 | 杭州深度视觉科技有限公司 | Metal foil detection device and method |
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