阅读说明：本技术 一种接纸机的自动换卷运算控制装置及控制方法 (Automatic roll changing operation control device and control method of paper receiving machine ) 是由 杨正波 杨小东 于 2019-09-19 设计创作，主要内容包括：本发明实施例公开了一种接纸机的自动换卷运算控制装置,包括用于安装原纸卷架和备用纸卷支架的支撑框架,原纸卷架和备用纸卷支架均通过芯轴安装在支撑框架上,芯轴的一端设置有锁止机构,原纸卷架和备用纸卷支架上均设置有计卷机构,位于原纸卷架和备用纸卷支架中间顶部的支撑框架上设置有传动辊；及其控制方法,通过速度传感器分别获取原纸卷表面的消耗转动速率,以及纸卷的传输速率；以及通过角度传感器获取原纸卷径向上的消耗矢量数据；通过获取的消耗矢量数据换算原纸卷的直径,再通过转动消耗速率的平均速度原纸卷的消耗时间,并通过传输速率进行校准,实时反馈的方式,避免了停机校准的问题,有效的提高了工作效率。(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.)

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);

roll up mechanism (6) including installing support (601) at dabber (4) both ends, support (601) movable mounting has presses paper frame (602), it takes paper roll (603), counts roll (604) and two guide compression roller (605) to be provided with on paper frame (602), it all presses paper frame (602) through the loose axle installation to take paper roll (603) and count roll (604), be provided with drive on support (601) and press paper frame (602) pivoted driving motor (606), the both ends of counting roll (604) are provided with angular velocity sensor (607) and angle sensor (608) respectively.

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).

4. The automatic change operation control device of the splicer according to claim 1, wherein the double-guide press roller (605) comprises a fixed rotating roller (6051) and an eccentric roller (6052) arranged on the top of the fixed rotating roller (6051), and 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).

5. The automatic reel-change operation control device of a paper receiving machine according to claim 3, characterized in that the angular velocity sensor (607) is connected to one end of the winding roller (604), the angular velocity sensor (607) is connected to the 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 to the controller of the paper receiving machine.

6. An automatic roll change operation control method applied to the splicer of any one of claims 1 to 5, characterized by comprising 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.

7. The automatic reel change operation control method of a splicer according to claim 6, wherein 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.

8. The automatic reel change operation control method of a splicer according to claim 6, wherein, in the calibration by the transfer rate, a speed step difference between the consumption rotation rate and the standard transfer rate is calculated by a binary algorithm and converted into a corrected angular velocity of the drive motor by an encoder.

9. The automatic reel change operation control method of a paper splicer according to claim 6, wherein the speed sensor obtains 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.

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.