CN111056344A - Compression roller device for measuring roll diameter of belt and roll diameter calculation method of roll core - Google Patents
Compression roller device for measuring roll diameter of belt and roll diameter calculation method of roll core Download PDFInfo
- Publication number
- CN111056344A CN111056344A CN202010055467.1A CN202010055467A CN111056344A CN 111056344 A CN111056344 A CN 111056344A CN 202010055467 A CN202010055467 A CN 202010055467A CN 111056344 A CN111056344 A CN 111056344A
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- winding
- roll
- compression roller
- driving motor
- core
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- 230000006835 compression Effects 0.000 title claims abstract description 36
- 238000007906 compression Methods 0.000 title claims abstract description 36
- 238000004364 calculation method Methods 0.000 title abstract description 5
- 238000004804 winding Methods 0.000 claims abstract description 94
- 238000005096 rolling process Methods 0.000 claims abstract description 24
- 230000008859 change Effects 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000008569 process Effects 0.000 claims abstract description 11
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 238000005259 measurement Methods 0.000 claims description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000013459 approach Methods 0.000 abstract description 2
- 230000006386 memory function Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
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
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/26—Mechanisms for controlling contact pressure on winding-web package, e.g. for regulating the quantity of air between web layers
-
- 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
- B65H26/08—Warning or safety devices, e.g. automatic fault detectors, stop-motions, for web-advancing mechanisms responsive to a predetermined diameter
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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
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
- B65H75/24—Constructional details adjustable in configuration, e.g. expansible
- B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
- B65H75/243—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages actuated by use of a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
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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
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/17—Nature of material
- B65H2701/175—Plastic
- B65H2701/1752—Polymer film
Landscapes
- Winding Of Webs (AREA)
Abstract
The invention discloses a compression roller device for measuring the roll diameter of a belt and a roll diameter calculation method of a roll core in the field of rolling devices, wherein the compression roller device comprises a rolling device and a compression roller, a film is rolled on the rolling device after bypassing the compression roller, the lower end of the rolling device is sleeved on a guide rail through a sliding block and is connected with a rack, the rack is meshed with a gear, the gear is connected to an output shaft of a driving motor, and the driving motor drives the rolling device to slide left and right through the meshing of the gear and the rack; the calculation method comprises the processes of fixing the winding core, pressing the winding core and the press roll, recording the initial indexing position of the driving motor, winding, recording the indexing change value of the driving motor in the winding process and the like. The invention adopts the reverse relative displacement type structure for winding, which not only avoids the film from being pulled by the compression roller at the starting moment and ensures that the tension of the film is basically unchanged when the winding reel approaches the compression roller, but also calculates the winding diameter by utilizing the memory function of the servo motor driving the winding device to move.
Description
Technical Field
The invention relates to the field of winding devices, in particular to a compression roller device for measuring the winding diameter of a belt and a method for calculating the winding diameter of a winding core.
Background
All install corresponding coiling mechanism in the automated production process of film to press and cover the compression roller on the coiling mechanism, all adopt the static structure of coiling mechanism, compression roller relative displacement among the traditional coiling system. Since the press roller pulls the film together in the moving direction, the tension of the film fluctuates greatly during the moving process, and the film breakage risk exists for the film with small thickness and only small tension. In the working process of winding and unwinding, the real-time change value of the winding and unwinding diameter is an important parameter for controlling the tension of the film.
The traditional roll diameter detection is generally realized by adopting a sensor (a laser or ultrasonic distance sensor) in a non-contact mode, or is calculated by a formula according to a functional relation between the tape travelling speed of a film and the rotating speed of a winding motor. The former is greatly influenced by the environment and the circumference of the winding reel, and the detection path is difficult to adjust to the position vertical to the winding diameter; the latter is affected by the slipping of the film and the speed measuring roller, the transmission error of the speed measuring encoder and other factors. Therefore, the error between the value obtained by the two methods and the actual roll diameter is large.
The above-mentioned drawbacks are worth solving.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides a compression roller device for measuring the roll diameter of a belt and a roll diameter calculation method of a winding core.
The technical scheme of the invention is as follows:
a compression roller device for measuring the roll diameter of a belt comprises a rolling device and a compression roller, wherein a film is rolled on the rolling device after bypassing the compression roller,
the lower end of the winding device is fixed on a bottom plate, the lower end of the bottom plate is sleeved on a guide rail through a sliding block, the bottom plate is connected with a rack, the rack is meshed with a gear, and the gear is connected to an output shaft of a driving motor;
the driving motor drives the bottom plate to slide left and right through the meshing of the gear and the rack, so as to drive the rolling device to slide left and right and cling to the compression roller, and the rolling diameter change value of the rolling device is obtained through calculating the indexing change value of the driving motor.
The invention according to the scheme is characterized in that the winding device comprises a winding core, the winding core is sleeved on a winding air expansion shaft, and two ends of the winding air expansion shaft are fixed on the bottom plate through winding supports respectively.
The invention according to the scheme is characterized in that two side-by-side racks are arranged on the lower side of the bottom plate, each rack is meshed and connected with the corresponding gear, and the two gears synchronously rotate through a central shaft.
Further, the middle shaft is connected with an output shaft of the driving motor.
Furthermore, the lower side of the bottom plate is provided with two parallel guide rails, and the guide rails on each side are sleeved with corresponding sliding blocks.
Furthermore, the guide rail on each side is distributed with a left slide block and a right slide block.
The invention according to the above scheme is characterized in that the lower end of the compression roller and the lower end of the guide rail are both fixed on the base.
Further, the compression roller is fixed on the base through a compression roller bracket.
On the other hand, the method for calculating the winding diameter of the winding core of the compression roller device by applying the tape winding diameter measurement is characterized by comprising the following steps of:
(1) fixing the winding core on a winding air expansion shaft;
(2) the driving motor drives the gear to rotate, and then the rolling core is driven by the rack to slide leftwards until the rolling core is tightly pressed with the compression roller;
(3) recording the indexing position of the drive motor;
(4) when winding is started, the winding diameter of a winding core is changed, and the indexing position of the driving motor is driven to change through the meshing of the rack and the gear;
(5) and recording the indexing change value of the driving motor in the winding process so as to obtain the change value of the winding diameter of the winding core.
According to the scheme, the invention has the beneficial effects that the invention adopts the reversed relative displacement type structure for winding, so that the film is prevented from being pulled by the compression roller at the starting moment, the tension of the film is basically unchanged when the winding reel approaches the compression roller, and the winding diameter of the winding is calculated by utilizing the memory function of the servo motor driving the winding device to move; the invention has the advantages of high detection precision and good stability.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a side view of the present invention.
In the figure, 11, a rack; 12. a slider; 13. a guide rail; 14. a base; 15. a base plate; 20. a compression roller; 21. a press roll bracket; 30. a winding core; 31. rolling an inflatable shaft; 32. winding a support; 40. a drive motor; 41. a gear; 42. a middle shaft; 50. a film.
Detailed Description
The invention is further described with reference to the following figures and embodiments:
as shown in fig. 1 and 2, a roll diameter measuring press roll device includes a winding device and a press roll 20, and a film 50 is wound on the winding device after bypassing the press roll 20. The lower end of the winding device is fixed on the bottom plate 15, the lower end of the bottom plate 15 is sleeved on the guide rail 13 through the sliding block 12, the bottom plate 15 is connected with the rack 11, the rack 11 is meshed with the gear 41, the gear 41 is connected to an output shaft of the driving motor 40, and the driving motor 40 operates in a torque output mode. And the torque is set to a magnitude suitable for the pressure of the roll 20 against the core 30.
The lower extreme of compression roller 20 and the lower extreme of guide rail 13 are all fixed on base 14, support coiling mechanism, compression roller 20 and driving motor 40 through base 14 for whole device stationarity is better. Preferably, the pressing roller 20 is fixed on the base 14 by a pressing roller holder 21.
In this embodiment, the winding device includes roll core 30, and roll core 30 cover is on rolling physiosis axle 31, and the both ends of rolling physiosis axle 31 are fixed on bottom plate 15 through rolling support 32 respectively, and driving motor 40 passes through gear 41, rack 11's interact and drives the winding device and move to the left, and until roll core 30 surface and compression roller 20 laminating.
Preferably, two side-by-side racks 11 are disposed on the lower side of the bottom plate 15, each rack 11 is engaged with a corresponding gear 41, the two gears 41 rotate synchronously through a central shaft 42, and the central shaft 42 is connected with an output shaft of the driving motor 40. Through the mutual cooperation of the gear 41 and the rack 11 on the two sides, the winding device above can be guaranteed to be stressed uniformly and operate stably, and the two sides of the winding device can be guaranteed to move synchronously, so that the winding is guaranteed to be uniform.
The lower side of the bottom plate 15 is provided with two parallel guide rails 13, the guide rails 13 on each side are sleeved with corresponding sliding blocks 12 (preferably two sliding blocks), four corners of the winding device are supported and slid through the 4 sliding blocks 12, the moving synchronism of the winding shaft device is ensured, and the detection precision is further ensured.
In the process of calculating the winding diameter of the winding core 30, the winding device reciprocates along the guide rail 13 under the interaction of the gear 41 and the rack 11, and the magnitude of the acting force of the pressing roller 20 on the winding core 30 is controlled by the output torque of the driving motor 40. The driving motor 40 drives the bottom plate 15 to slide left and right through the meshing of the gear 41 and the rack 11, further drives the winding device to slide left and right and cling to the compression roller 20, the winding device is driven to move right when the winding diameter of the driving device changes, and the winding diameter change value of the winding device is obtained by calculating the indexing change value of the driving motor 40. Specifically, the method comprises the following steps:
1. the winding core 30 is fixed to the winding spindle 31.
2. After the output torque of the driving motor 40 is set, the driving servo motor which comes and goes is started to drive the gear 41 to rotate, and then the rolling core 30 is driven by the rack 11 to slide leftwards, and in the moving process, the speed can be realized by adjusting the rotating speed of the driving motor 40. When the winding core 30 is moved to be pressed against the press roll 20, a constant force is applied between the winding shaft and the press roll 20 under the action of the driving motor 40.
3. The index position of the drive motor 40 is recorded.
4. And (3) starting winding, wherein the winding diameter of the winding core 30 is gradually increased during winding, the winding device moves rightwards at a constant speed, and the driving motor 40 is driven to change in the indexing position through the meshing of the rack 11 and the gear 41.
5. And recording the index change value of the driving motor 40 in the winding process so as to obtain the winding diameter change value of the winding core 30.
Because the driving motor 40 operates in a torque output mode, in the winding process, when the diameter of the coil on the winding core 30 is increased, the contrast force is greater than the output torque of the driving motor 40, the driving motor 40 drives the torque to rotate reversely under the action of the contrast force, and the constant-pressure operation of the compression roller 21 on the winding core 30 is further realized.
In the process of recording the index value change of the driving motor 40, the winding device is in linear motion, so that the problem of change of the swing angle does not exist, the force of the compression roller 20 on the film 50 on the winding core 30 is kept unchanged all the time, the influence of the environment on the measurement result is avoided, and the risk of film breakage of the film 50 is avoided.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
The invention is described above with reference to the accompanying drawings, which are illustrative, and it is obvious that the implementation of the invention is not limited in the above manner, and it is within the scope of the invention to adopt various modifications of the inventive method concept and technical solution, or to apply the inventive concept and technical solution to other fields without modification.
Claims (9)
1. A compression roller device for measuring the roll diameter of a belt comprises a rolling device and a compression roller, wherein a film is rolled on the rolling device after bypassing the compression roller,
the lower end of the winding device is fixed on a bottom plate, the lower end of the bottom plate is sleeved on a guide rail through a sliding block, the bottom plate is connected with a rack, the rack is meshed with a gear, and the gear is connected to an output shaft of a driving motor;
the driving motor drives the bottom plate to slide left and right through the meshing of the gear and the rack, so as to drive the rolling device to slide left and right and cling to the compression roller, and the rolling diameter change value of the rolling device is obtained through calculating the indexing change value of the driving motor.
2. The roll coil diameter measuring compression roller device according to claim 1, wherein the winding device comprises a winding core, the winding core is sleeved on a winding air expansion shaft, and two ends of the winding air expansion shaft are respectively fixed on the bottom plate through winding supports.
3. The roll diameter measuring and pressing device as claimed in claim 1, wherein two side-by-side racks are provided on the bottom of the bottom plate, each rack is engaged with a corresponding gear, and the two gears rotate synchronously through a central shaft.
4. A roll nip roller assembly for coil diameter measurement as claimed in claim 3 wherein the central shaft is connected to the output shaft of the drive motor.
5. The roll diameter measuring press roll device according to claim 3, wherein the bottom plate is provided with two parallel guide rails on the lower side, and the guide rail on each side is sleeved with a corresponding slide block.
6. The roll diameter measuring roller device according to claim 5, wherein two left and right sliders are disposed on the guide rail on each side.
7. The roll diameter measuring roll apparatus according to claim 1, wherein a lower end of the roll and a lower end of the guide rail are fixed to a base.
8. The roll to roll diameter measurement roller assembly as claimed in claim 7, wherein said rollers are secured to said base by roller holders.
9. A method for calculating a roll diameter of a core of a roll apparatus using the roll diameter measuring roll apparatus according to any one of claims 1 to 8, comprising the steps of:
(1) fixing the winding core on a winding air expansion shaft;
(2) the driving motor drives the gear to rotate, and then the rolling core is driven by the rack to slide leftwards until the rolling core is tightly pressed with the compression roller;
(3) recording the indexing position of the drive motor;
(4) when winding is started, the winding diameter of a winding core is changed, and the indexing position of the driving motor is driven to change through the meshing of the rack and the gear;
(5) and recording the indexing change value of the driving motor in the winding process so as to obtain the change value of the winding diameter of the winding core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055467.1A CN111056344B (en) | 2020-01-17 | 2020-01-17 | Compression roller device for measuring coil diameter and coil core coil diameter calculation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010055467.1A CN111056344B (en) | 2020-01-17 | 2020-01-17 | Compression roller device for measuring coil diameter and coil core coil diameter calculation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111056344A true CN111056344A (en) | 2020-04-24 |
| CN111056344B CN111056344B (en) | 2024-06-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010055467.1A Active CN111056344B (en) | 2020-01-17 | 2020-01-17 | Compression roller device for measuring coil diameter and coil core coil diameter calculation method |
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| CN (1) | CN111056344B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203845521U (en) * | 2014-04-25 | 2014-09-24 | 桐乡市红旗塑料包装袋厂 | Rolling device for packaging bag film rolls |
| CN203922228U (en) * | 2014-04-30 | 2014-11-05 | 泉州东方机械有限公司 | A kind of measurement of film reel diameter device |
| CN204342081U (en) * | 2014-11-30 | 2015-05-20 | 浙江华创机电科技有限公司 | A kind of wrap-up of cutting machine |
| CN206872110U (en) * | 2017-07-10 | 2018-01-12 | 象山黎升纸业科技有限公司 | Coil paper flange fixing installation |
| CN207792222U (en) * | 2017-12-18 | 2018-08-31 | 佛山市金银河智能装备股份有限公司 | A kind of winding shearing tracking roller system |
| CN208531801U (en) * | 2018-06-22 | 2019-02-22 | 汕头市雅塑机械有限公司 | Weight coating displacement embossing folding brake wrap-up |
| CN109573692A (en) * | 2019-01-17 | 2019-04-05 | 海盐嘉豪镀铝材料有限公司 | A kind of metallized film wrap-up |
| CN209783515U (en) * | 2019-05-30 | 2019-12-13 | 上海福赛特机器人有限公司 | Roll up membrane finished product and roll up footpath detection device |
| CN211920304U (en) * | 2020-01-17 | 2020-11-13 | 广东坤川实业有限公司 | Compression roller device for measuring coil diameter |
-
2020
- 2020-01-17 CN CN202010055467.1A patent/CN111056344B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203845521U (en) * | 2014-04-25 | 2014-09-24 | 桐乡市红旗塑料包装袋厂 | Rolling device for packaging bag film rolls |
| CN203922228U (en) * | 2014-04-30 | 2014-11-05 | 泉州东方机械有限公司 | A kind of measurement of film reel diameter device |
| CN204342081U (en) * | 2014-11-30 | 2015-05-20 | 浙江华创机电科技有限公司 | A kind of wrap-up of cutting machine |
| CN206872110U (en) * | 2017-07-10 | 2018-01-12 | 象山黎升纸业科技有限公司 | Coil paper flange fixing installation |
| CN207792222U (en) * | 2017-12-18 | 2018-08-31 | 佛山市金银河智能装备股份有限公司 | A kind of winding shearing tracking roller system |
| CN208531801U (en) * | 2018-06-22 | 2019-02-22 | 汕头市雅塑机械有限公司 | Weight coating displacement embossing folding brake wrap-up |
| CN109573692A (en) * | 2019-01-17 | 2019-04-05 | 海盐嘉豪镀铝材料有限公司 | A kind of metallized film wrap-up |
| CN209783515U (en) * | 2019-05-30 | 2019-12-13 | 上海福赛特机器人有限公司 | Roll up membrane finished product and roll up footpath detection device |
| CN211920304U (en) * | 2020-01-17 | 2020-11-13 | 广东坤川实业有限公司 | Compression roller device for measuring coil diameter |
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| Publication number | Publication date |
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| CN111056344B (en) | 2024-06-11 |
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