CN110642052B - Automatic roll changing operation control device and control method of paper receiving machine - Google Patents
Automatic roll changing operation control device and control method of paper receiving machine Download PDFInfo
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- CN110642052B CN110642052B CN201910886351.XA CN201910886351A CN110642052B CN 110642052 B CN110642052 B CN 110642052B CN 201910886351 A CN201910886351 A CN 201910886351A CN 110642052 B CN110642052 B CN 110642052B
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- paper roll
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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
- B65H19/00—Changing the web roll
- B65H19/10—Changing the web roll in unwinding mechanisms or in connection with unwinding operations
- B65H19/18—Attaching, e.g. pasting, the replacement web to the expiring web
- B65H19/1805—Flying splicing, i.e. the expiring web moving during splicing contact
- B65H19/1826—Flying splicing, i.e. the expiring web moving during splicing contact taking place at a distance from the replacement roll
- B65H19/1836—Flying splicing, i.e. the expiring web moving during splicing contact taking place at a distance from the replacement roll the replacement web being accelerated or running prior to splicing contact
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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
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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
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
Landscapes
- Replacement Of Web Rolls (AREA)
Abstract
The embodiment of the invention discloses an automatic reel change operation control device of a paper receiving machine, which comprises a supporting frame for mounting a raw paper reel frame and a standby paper reel support, wherein the raw paper reel frame and the standby paper reel support are both mounted on the supporting frame through a mandrel; the control method comprises the steps of respectively acquiring the consumption rotation rate of the surface of the original paper roll and the transmission rate of the paper roll through a speed sensor; acquiring consumption vector data of the original paper roll in the radial direction through an angle sensor; the diameter of the original paper roll is converted through the acquired consumption vector data, the consumption time of the original paper roll with the average speed of the consumption speed is rotated, calibration is carried out through the transmission speed, the problem of shutdown calibration is avoided in a real-time feedback mode, and the working efficiency is effectively improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of gypsum board production, in particular to an automatic reel change operation control device and a control method of a paper receiving machine.
Background
The gypsum board is a material prepared by taking building gypsum as a main raw material. The gypsum board is one of the currently developed novel light boards, has been widely used for inner partition walls, wall covering panels (replacing wall plastering layers), ceilings, acoustic boards, ground base boards, various decorative boards and the like of various buildings such as houses, office buildings, shops, hotels, industrial factory buildings and the like, and is not suitable for being installed in bathrooms or kitchens indoors.
In the control process of the existing high-speed gypsum board production, the paper roll is automatically changed and cut off, which is particularly important in the high-speed production process, and the paper receiving machine in the existing gypsum board production has the following problems:
(1) the high-speed gypsum board production line needs to replace the mask paper very frequently, the high-speed production requirement cannot be met by adopting manual paper receiving, and the paper breaking and stopping are easy to form;
(2) meanwhile, in the use process of the paper, the control of the paper on each output tension is unstable, so that the transmission speed has certain difference, the switching control of the paper roll lacks accurate control, the paper roll is easy to break at the tension change position, the larger paper receiving overlapping length and the paper roll residual paper amount are generated, the production efficiency is low, and the gypsum board rejection rate is high.
(3) Due to the fact that errors exist in consumption calculation of existing paper rolls, errors are generated during final roll changing, and due to accumulation of the errors, roll changing cutting is advanced or delayed, roll breaking occurs, and stopping correction is needed.
Disclosure of Invention
Therefore, the embodiment of the invention provides an automatic roll changing operation control device and a control method of a paper receiving machine, which respectively acquire the consumption rotation rate of the surface of a raw paper roll and the transmission rate of the paper roll through a speed sensor; acquiring consumption vector data of the original paper roll in the radial direction through an angle sensor; through the diameter of the former scroll of the consumption vector data conversion that acquires, the rethread rotates the consumption time of the former scroll of average speed of consumption speed, the device can be accurate the change of the linear velocity on the record scroll, carry out real-time angular adjustment calibration through driving motor simultaneously, thereby guarantee the influence of the linear velocity when scroll surface consumes to scroll transmission speed, and then can carry out accurate automatic control and cut off the roll change to the scroll, the mode of real-time feedback, the problem of stopping machine calibration has been avoided, the effectual problem that work efficiency is right that has improved.
In order to achieve the above object, an embodiment of the present invention provides the following:
the automatic reel change operation control of the paper receiving machine comprises a supporting frame used for mounting a stock paper reel frame and a spare paper reel support, wherein the stock paper reel frame and the spare paper reel support are both mounted on the supporting frame through a mandrel;
the roll counting mechanism comprises supports arranged at two ends of the mandrel, a paper pressing frame is movably arranged on each support, a paper taking roller, a roll counting roller and double guide compression rollers are arranged on the paper pressing frame, the paper taking roller and the roll counting roller are arranged on the paper pressing frame through movable shafts, a driving motor for driving the paper pressing frame to rotate is arranged on each support, and angular velocity sensors and angle sensors are arranged at two ends of the roll counting roller respectively.
As a preferable scheme of the invention, two ends of the paper stacking roller are mounted on the paper pressing frame through elastic devices, each elastic device comprises a cylindrical cavity forming an included angle of 60 degrees with the paper pressing frame, a guide shaft is axially arranged in each cylindrical cavity, one end of each guide shaft is vertically connected to the tail end of a movable shaft of the paper stacking roller, and a rigid spring is sleeved on the shaft body of each guide shaft.
As a preferable scheme of the present invention, an output shaft of the driving motor and a movable shaft of the roll counting frame are on the same axis, an arc surface formed by the driving motor driving the paper pressing frame to rotate is just tangent to a surface of a roll of the stock paper roll stand or the standby paper roll stand, and a diameter of the roll counting frame is the same as a diameter of a roll of the stock paper roll stand or the standby paper roll stand.
As a preferable scheme of the invention, the double-guide pressing roller comprises a fixed rotating roller and an eccentric roller positioned at the top of the fixed rotating roller, and the driving motor drives the paper pressing frame to rotate, so that a rotating arc surface formed by the fixed rotating roller is just tangent to the surface of the driving roller.
As a preferable aspect of the present invention, the angular velocity sensor is connected to one end of the winding roll, the angular sensor is connected to an output shaft of the driving motor, and the angular velocity sensor, the angular sensor, and the driving motor are electrically connected to a controller of the paper receiving machine.
An automatic roll-changing operation control method of a paper receiving machine comprises the following steps:
s100, respectively acquiring the consumed rotation rate of the surface of the original paper roll and the transmission rate of the paper roll through a speed sensor;
s200, acquiring consumption vector data of the original paper roll in the radial direction through an angle sensor;
s300, converting the diameter of the original paper roll through the acquired consumption vector data, then rotating the consumption time of the original paper roll at the average speed of the consumption rate, and calibrating through the transmission rate;
and S400, calculating the rotation consumption rate, the transmission rate, the consumption vector data and the consumption time by a controller of the paper receiving machine, feeding back to the driving motor, and controlling the rotation angular speed of the driving motor through an electric signal.
As a preferable aspect of the present invention, in step S300, the diameter of the base roll is converted by the common consumption vector data, and the diameter of the core shaft of the base roll is previously substituted.
As a preferable aspect of the present invention, in the calibration by the transmission rate, a speed step difference between the consumption rotation rate and the standard transmission rate is calculated by a binary algorithm, and the speed step difference is converted into a corrected angular speed of the drive motor by an encoder.
As a preferable scheme of the invention, the speed sensor acquires the paper roll transmission rate every 1-2 s, and the detection time difference between the consumed rotation rate and the paper roll transmission rate is a phase.
The embodiment of the invention has the following advantages:
in traditional meter book mode, be through setting up angular velocity sensor on the dabber of scroll, record the operation angular velocity of scroll, and this kind of mode has been ignored because tensile difference, there is the difference in the transmission speed on scroll surface, and the scroll is at the in-process of consumption, the scroll surface tension that the difference of surface linear velocity brought changes, the change of the linear velocity on the record scroll that the device can be accurate, carry out real-time angular adjustment calibration through driving motor simultaneously, thereby guarantee the influence of linear velocity when scroll surface consumes to scroll transmission speed, and then can carry out accurate automatic control and cut off to the scroll and trade the book, real-time feedback's mode, the problem of calibration has been avoided shutting down, the effectual work efficiency that has improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is a schematic structural diagram of an automatic roll change operation control device of a splicer according to embodiment 1 of the present invention;
fig. 2 is a schematic perspective view of a paper pressing frame of the paper receiving machine provided in example 1 in the embodiment of the present invention;
fig. 3 is a schematic structural view of a springing device of the paper receiving machine provided in example 1 in the embodiment of the present invention.
In the figure:
1-a stock roll holder; 2-standby paper roll support; 3-a support frame; 4-mandrel; 5-a locking mechanism; 6-a roll-counting mechanism; 7-a driving roller; 8-a springing device; 9-a rotating connection; 10-a first drive roll; 11-a second driving roller;
601-a support; 602-a platen frame; 603-paper stacking rollers; 604-roll counting; 605-double guide press rolls; 606-a drive motor; 607-angular velocity sensor; 608-an angle sensor;
6051-fixed turning rolls; 6052-eccentric roller;
801-cylindrical cavity; 802-a guide shaft; 803-steel spring.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. 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.
Example 1:
as shown in fig. 1, 2 and 3, the present invention provides an automatic roll change operation control device of a splicer, which comprises a support frame 3 for mounting a stock roll frame 1 and a spare roll frame 2, wherein the stock roll frame 1 and the spare roll frame 2 are both mounted on the support frame 3 through a mandrel 4, and one end of the mandrel 4 is provided with a locking mechanism 5;
the locking mechanism 5 is used for locking the core shaft 4 after the original paper roll frame 1 or the spare paper roll frame 2 is completely used, the motor can be installed on one side of the core shaft 4, a one-way shaft is arranged on an output shaft of the motor, the one-way shaft is matched with the tail end of the core shaft 4, or other existing mechanisms for locking the shaft are used.
The automatic paper roll cutting device is characterized in that the original paper roll frame 1 and the standby paper roll support 2 are both provided with a roll metering mechanism 6, a support frame 3 positioned at the top between the original paper roll frame 1 and the standby paper roll support 2 is provided with a driving roller 7, the driving roller 7 comprises an upper group of driving rollers and a lower group of driving rollers, specifically a first driving roller 10 and a second driving roller 11, the diameter of the first driving roller 10 positioned at the upper part is slightly larger than that of the second driving roller 11 positioned at the lower part, and the automatic paper roll cutting device has the functions of guiding paper rolls conveyed to the driving roller 7 and attaching paper rolls on the standby paper roll support 2 to paper rolls on the original paper roll frame 1 after automatic cutting;
the winding mechanism 6 comprises brackets 601 arranged at two ends of the mandrel 4, and the brackets 601 and the support frame 3 are arranged at a certain angle, specifically 60 degrees;
a paper pressing frame 602 is movably mounted on the bracket 601, a paper setting roller 603, a roll counting roller 604 and a double-guide pressing roller 605 are arranged on the paper pressing frame 602, and the paper setting roller 603 and the roll counting roller 604 are mounted on the paper pressing frame 602 through movable shafts;
the paper roll on the stock paper roll rack 1 or the spare paper roll rack 2 is wound to the upper side of the roll counting pipe 604 from the bottom of the paper roll collecting roller 603, then the paper roll is wound to the transmission roller position through the middle of the double-guide pressing roller 605, the winding direction is in a mode, the paper roll collecting roller 603 is fully attached to the paper roll by means of the surface tension of the paper roll, the paper roll collecting roller 603 can effectively transmit the paper roll, the paper roll on the stock paper roll rack 1 or the spare paper roll rack 2 can be effectively synchronized by the paper roll collecting roller 603, and therefore accurate recording is achieved.
The paper roll is guided and output by the double guide pressing roller 605, so that the paper roll is not on the same plane with the paper pick-up roller 603 when passing through the double guide pressing roller 605, further more surface tension of the test paper acts on the roll counting roller 604, the roll counting roller 604 is in close contact with the paper roll, and the paper roll conveying speed is accurately driven.
The support 601 is provided with a driving motor 606 for driving the paper pressing frame 602 to rotate, the two ends of the winding roller 604 are respectively provided with an angular velocity sensor 607 and an angle sensor 608, and the linear velocity of the paper roll transmission speed on the winding roller 604 and the paper roll consumption time on the leaning paper roll 603 can be accurately recorded through the angular velocity sensor 607.
In traditional meter book mode, be through setting up angular velocity sensor on the dabber of scroll, measure the operation angular velocity of scroll, and this kind of mode has ignored because tensile difference, there is the difference in the transmission speed on scroll surface, and the scroll is at the in-process of consumption, the scroll surface tension that the difference of surface linear velocity brought changes, the change of the linear velocity on the record scroll that the device can be accurate, carry out real-time angular adjustment calibration through driving motor 606 simultaneously, thereby the linear velocity when guaranteeing scroll surface consumption is to scroll transmission speed's influence.
The two ends of the paper pick-up roller 603 are installed on the paper pressing frame 602 through the elastic device 8, the elastic device 8 comprises a cylindrical cavity 801 forming an included angle of 60 degrees with the paper pressing frame 602, a guide shaft 802 is axially arranged in the cylindrical cavity 801, one end of the guide shaft 802 is perpendicularly connected to the tail end of the movable shaft of the paper pick-up roller 603, a rigid spring 803 is sleeved on the shaft body of the guide shaft 802, the paper pick-up roller 603 can be in surface contact with a paper roll through the elastic device 8 to control the tension of the paper roll on the surface of an output position, the situation that the paper roll is broken due to inconsistent tension on a transmission line is avoided, and the paper roll is prevented from deviating during transmission through the guide of the paper pick-up roller 603.
The output shaft of the driving motor 606 and the movable shaft of the roll counting roller 604 are on the same axis, the cambered surface formed by the rotation of the paper pressing frame 602 driven by the driving motor 606 is just tangent to the surface of the roll of the stock paper roll frame 1 or the standby paper roll frame 2, and the diameter of the roll counting roller 604 is the same as that of the roll of the stock paper roll frame 1 or the standby paper roll frame 2.
The output shaft of the driving motor 606 is connected with the paper pressing frame 602 through a precise thread, so that the torque of the driving motor 606 can more precisely adjust the angle of adjustment of the paper pressing frame 602, and the work begins with the driving motor 606 including two working modes of power-on driving and power-off driving, when the paper roll transmission speed is stable, the power of the driving motor 606 is cut off, the paper pressing frame 602 is movably connected with the bracket 601, when the paper receiving machine receives feedback information of the controller, the driving motor 606 rotates the paper pressing frame 602, the conveying angle of the paper roll on the paper roll counting roller 604 and the double-guide pressing roller 605 is changed, the paper roll transmission surface tension is further controlled, and the paper roll transmission speed is controlled.
The double-guide pressing roller 605 comprises a fixed rotating roller 6051 and an eccentric roller 6052 positioned at the top of the fixed rotating roller 6051, the driving motor 606 drives the paper pressing frame 602 to rotate, so that the rotating arc surface formed by the fixed rotating roller 6051 is just tangent to the surface of the driving roller 7, wherein the eccentric roller 6052 is arranged between the first driving roller 10 and the second driving roller 11, the movable shafts are connected to the two ends of the fixed driving roller 6051 through the rotating connecting piece 9, the rotating connecting piece 9 can rotate around the movable shafts simultaneously, and the other end of the rotating connecting piece 9 is hinged on the supporting frame 3.
When the roll is cut off and changed, the driving motor 606 rotates the platen frame 602, so that the eccentric roller 6052 contacts the second driving roller 11, and the speed is reduced and the roll is finally stopped by increasing friction, thereby avoiding the sudden intervention of the locking mechanism 5, and causing the roll to break due to the sudden change of the surface tension, and the roll cannot be changed.
An angular velocity sensor 607 is connected to one end of the wind-up roll 604, the angular velocity sensor 607 is connected to an output shaft of the drive motor 606, and the angular velocity sensor 607, the angular velocity sensor 608, and the drive motor 606 are electrically connected to a controller of the paper receiving machine.
Example 2:
an automatic reel change operation control method of a splicer applied to embodiment 1 includes the steps of:
s100, respectively acquiring the consumed rotation rate of the surface of the original paper roll and the transmission rate of the paper roll through a speed sensor;
s200, acquiring consumption vector data of the original paper roll in the radial direction through an angle sensor;
s300, converting the diameter of the original paper roll through the acquired consumption vector data, then rotating the consumption time of the original paper roll at the average speed of the consumption rate, and calibrating through the transmission rate;
and S400, calculating the rotation consumption rate, the transmission rate, the consumption vector data and the consumption time by a controller of the paper receiving machine, feeding back to the driving motor, and controlling the rotation angular speed of the driving motor through an electric signal.
In step S300, the diameter of the base roll is converted from the common consumption vector data, and the diameter of the core shaft of the base roll is previously substituted.
When the calibration is performed by the transmission rate, a speed step difference between the consumption rotation rate and the standard transmission rate is calculated by a binary algorithm, and the speed step difference is converted into a corrected angular speed of the drive motor by a decoder.
The speed sensor acquires the paper roll transmission rate every 1-2 s, and the detection time difference between the consumed rotation rate and the paper roll transmission rate is one phase.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (3)
1. An automatic reel change operation control device of a paper receiving machine comprises a supporting frame (3) used for installing a stock paper reel frame (1) and a spare paper reel support (2), and is characterized in that the stock paper reel frame (1) and the spare paper reel support (2) are both installed on the supporting frame (3) through a mandrel (4), one end of the mandrel (4) is provided with a locking mechanism (5), the stock paper reel frame (1) and the spare paper reel support (2) are both provided with a winding mechanism (6), and the supporting frame (3) positioned at the top between the stock paper reel frame (1) and the spare paper reel support (2) is provided with a driving roller (7);
the roll counting mechanism (6) comprises supports (601) arranged at two ends of a mandrel (4), a paper pressing frame (602) is movably arranged on each support (601), a paper taking roller (603), a roll counting roller (604) and double guide pressing rollers (605) are arranged on each paper pressing frame (602), the paper taking roller (603) and the roll counting roller (604) are both arranged on the paper pressing frames (602) through movable shafts, a driving motor (606) for driving the paper pressing frames (602) to rotate is arranged on each support (601), and a angular velocity sensor (607) and an angle sensor (608) are respectively arranged at two ends of each roll counting roller (604);
the double-guide pressing roller (605) comprises a fixed rotating roller (6051) and an eccentric roller (6052) positioned at the top of the fixed rotating roller (6051), and the driving motor (606) drives the paper pressing frame (602) to rotate so that a rotating arc surface formed by the fixed rotating roller (6051) is just tangent to the surface of the driving roller (7);
the angular velocity sensor (607) is connected to one end of the winding roll (604), the angular velocity sensor (607) is connected to an output shaft of the driving motor (606), and the angular velocity sensor (607), the angular velocity sensor (608) and the driving motor (606) are electrically connected with a controller of the paper receiving machine;
the paper roll on the original paper roll frame (1) or the spare paper roll support (2) is wound to the upper part of the paper roll counting pipe (604) from the bottom of the paper roll setting roller (603), and then is wound out to the position of the driving roller (7) through the middle of the double-guide pressing roller (605), the paper roll is not on the same plane with the paper roll setting roller (603) when passing through the double-guide pressing roller (605), so that the paper roll counting roller (604) is in close contact with the paper roll, and the angular velocity sensor (607) records the paper roll transmission speed on the paper roll counting roller (604) and the linear velocity when the paper roll on the paper roll setting roller (603) is consumed.
2. The automatic reel-changing operation control device of the paper receiving machine according to claim 1, characterized in that two ends of the paper-joining roller (603) are mounted on the paper-pressing frame (602) through a springing device (8), the springing device (8) comprises a cylindrical cavity (801) forming an included angle of 60 degrees with the paper-pressing frame (602), a guide shaft (802) is axially arranged in the cylindrical cavity (801), one end of the guide shaft (802) is vertically connected to the tail end of the movable shaft of the paper-joining roller (603), and a rigid spring (803) is sleeved on the shaft body of the guide shaft (802).
3. The automatic change operation control device of the paper receiving machine according to claim 1, characterized in that the output shaft of the driving motor (606) and the movable shaft of the roll counting roller (604) are on the same axis, the cambered surface formed by the rotation of the paper pressing frame (602) driven by the driving motor (606) is just tangent to the roller surface of the stock paper roll frame (1) or the standby paper roll frame (2), and the diameter of the roll counting roller (604) is the same as the roller diameter of the stock paper roll frame (1) or the standby paper roll frame (2).
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| CN201910886351.XA CN110642052B (en) | 2019-09-19 | 2019-09-19 | Automatic roll changing operation control device and control method of paper receiving machine |
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| CN201910886351.XA CN110642052B (en) | 2019-09-19 | 2019-09-19 | Automatic roll changing operation control device and control method of paper receiving machine |
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| CN115258770A (en) * | 2022-08-24 | 2022-11-01 | 北新集团建材股份有限公司 | Automatic paper receiving system of multireel banding area |
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| CN102209676A (en) * | 2008-11-10 | 2011-10-05 | 美卓造纸机械公司 | A method in connection with a slitter winder for a fiber web |
| CN102482043A (en) * | 2009-05-05 | 2012-05-30 | 瑞特有限责任公司 | A unit and method for feeding reels of a sheet-like material, in particular but not exclusively a printed plastic film with print-position marks for automatic packaging machines |
| CN202022603U (en) * | 2011-04-14 | 2011-11-02 | 苏州市益维高科技发展有限公司 | Automatic roll changing device in dipping production |
| CN203294863U (en) * | 2013-05-24 | 2013-11-20 | 苏州江天包装彩印有限公司 | Automatic roll replacing device |
| CN106986210A (en) * | 2016-01-20 | 2017-07-28 | 佛克有限及两合公司 | Method for operating packing machine |
| CN206416644U (en) * | 2016-12-12 | 2017-08-18 | 北京新华印刷有限公司 | One kind printing Shuan Zhi roads device |
| CN108217262A (en) * | 2018-01-08 | 2018-06-29 | 昆明鼎承科技有限公司 | The method that band splices without auxiliary material |
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