CN112607138A - Starting method for vertical insertion of paper shoveling frame - Google Patents
Starting method for vertical insertion of paper shoveling frame Download PDFInfo
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- CN112607138A CN112607138A CN202011387444.7A CN202011387444A CN112607138A CN 112607138 A CN112607138 A CN 112607138A CN 202011387444 A CN202011387444 A CN 202011387444A CN 112607138 A CN112607138 A CN 112607138A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/20—Applications of counting devices for controlling the feed of articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
- B65B35/30—Arranging and feeding articles in groups
- B65B35/50—Stacking one article, or group of articles, upon another before packaging
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/10—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged
- B65B57/14—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged and operating to control, or stop, the feed of articles or material to be packaged
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- Mechanical Engineering (AREA)
- Auxiliary Devices For And Details Of Packaging Control (AREA)
- Supplying Of Containers To The Packaging Station (AREA)
- Making Paper Articles (AREA)
Abstract
The invention discloses a starting method for vertically inserting a paper shoveling frame, which divides the insertion starting control of the paper shoveling frame into three modes of no-advance and delayed starting, advance starting and delayed starting, can match different starting modes according to the requirements of actual production, adapts to different requirements of the actual production, can avoid the problem that the paper shoveling frame hits or cannot catch a paper box due to the reasons of mechanical structure and the like, and improves the insertion stability of the paper shoveling frame; the control signal of the method is detected in real time through a counting photoelectric switch and a measuring encoder of the paper feeding belt, is not influenced by the type and the transmission speed of the paper box, and is controlled stably, effectively and reliably.
Description
Technical Field
The invention relates to the technical field of stacking of carton production, in particular to a starting method for vertically inserting a paper shoveling frame.
Background
The counting and pushing unit is an important unit of the carton gluing machine and is equipment for further carrying out processes of stacking, correcting, counting, separating, conveying and the like on the cartons formed by the folding unit. In order to realize the uninterrupted stacking, separation and conveying of the paper bundles, the paper shoveling frame needs to be controlled to be inserted between the last paper box of the old paper bundle and the first paper box of the new paper bundle after the old paper bundle is stacked, the new paper bundle and the old paper bundle are separated and reach the upper surface of the old paper bundle, the old paper bundle is clamped together with the paper supporting frame, and the old paper bundle is conveyed out.
The conventional paper bundle stacking completion flag is obtained by detecting the falling edge of the last paper box of the paper bundle by a counting photoelectric switch. Due to the reasons of mechanical inertia, too small space between two paper boxes, too fast paper feeding speed, too large insertion stroke of the paper shoveling frame, limited torque of the paper shoveling frame and maximum speed of the paper shoveling frame, lag of a control system and the like, the set insertion effect cannot be realized due to motion lag in the insertion of the paper shoveling frame.
In addition, due to the limitation of a mechanical structure, the installation position of the counting photoelectric switch is sometimes far away from the paper outlet, and in addition, when the last paper box of the old paper bundle leaves the paper outlet, if the conveying speed of the paper box is too high, the paper box can fly up due to inertia, the descending of the paper box is delayed, and the last paper box of the old paper bundle can be hit by the paper shoveling frame due to too fast insertion due to insufficient wind power of a paper pressing blower at the paper outlet.
It is seen that improvements and enhancements to the prior art are needed.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention is directed to a method for starting vertical insertion of a paper-shoveling frame, which is intended to solve at least one of the above-mentioned problems of the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
a starting method for vertical insertion of a paper shoveling frame comprises the following steps:
s100, starting a paper feeding switch;
s200, counting and detecting the carton by a counting photoelectric switch;
s300, when the counting photoelectric switch reads that the stacking number of the paper bundles is equal to a target value-1, the controller reads an insertion starting mode of the paper shoveling frame;
s400, counting the photoelectric switches to judge whether the stacking quantity of the paper bundles reaches a target value, if the stacking quantity of the paper bundles reaches the target value, generating a paper bundle stacking completion mark, and starting the insertion of the paper shoveling frame; and if the stacking quantity of the paper bundles does not reach the target value, reading the insertion starting mode of the paper shoveling frame again.
In the method for starting vertical insertion of the paper shoveling frame, in step S300, the insertion start mode of the paper shoveling frame includes: three types of advanced start, delayed start and no advanced and delayed start.
In the starting method for vertically inserting the paper shoveling frame, the step S300 includes:
when the insertion of the paper shoveling frame does not affect the normal stacking of the cartons, the controller reads the no-advance and no-delay starting mode;
when the insertion of the paper shoveling frame hits or does not reach the first paper box of the new paper bundle, selecting an advanced starting mode;
when the last paper box of the old paper bundle is hit by the insertion of the paper shoveling frame, the delayed starting mode is selected.
In the starting method for vertically inserting the paper shoveling frame, the advanced starting mode comprises the following steps:
A100. a paper feeding belt measuring encoder reads the transmission of the paper box in real time;
A200. the controller reads the measured value of the paper feeding belt measuring encoder when the counting photoelectric switch just detects the last paper box, and sets the measured value as the initial position value P of the last paper boxSBox；
A300. The paper feeding belt measuring encoder reads the current position value P of the last paper box in real timeABoxCalculating the conveying length L of the last carton in real timeTBox；
A400. When the last carton is conveyed by length LTBoxMore than or equal to the set carton length LSBoxAnd a set advance distance DEAdjWhen the difference is smaller than the predetermined value, the number of stacked sheets obtained by the photoelectric switch is counted to reach a target value.
In the starting method for vertically inserting the paper shoveling frame, before the step a100, the method further includes:
A000. presetting the length L of the set paper boxSBoxSetting the leading distance DEAdjThe number of stacked paper bundles, and the insertion start mode of the paper spading frame.
In the starting method for vertically inserting the paper shoveling frame, the conveying length L of the last paper box in the step a300 isTBoxComprises the following steps:
LTBox＝(PABox-PSBox+MBelt)MODMBelt
wherein L isTBoxThe conveying length of the last paper box is in millimeter;
PABoxthe current position value of the last carton is in millimeter;
PSBoxthe initial position value of the last carton is in millimeter;
MBeltthe modulus of the encoder is measured for the paper feed belt.
In the starting method for vertically inserting the paper shoveling frame, the delayed starting mode comprises the following steps:
B100. a paper feeding belt measuring encoder reads the transmission of the paper box in real time;
B200. the controller reads the measured value of the paper feeding belt measuring encoder when the counting photoelectric switch just detects the last paper box, and sets the measured value as the initial position value P of the last paper boxSBox；
B300. The controller reads the measured value of the paper feeding belt measuring encoder when the last paper box just leaves the counting photoelectric switch, and sets the measured value as the end position value P of the last paper boxEBox；
B400. The controller calculates the length L of the last cartonBoxWhen the length L of the last cartonBoxMore than or equal to the set carton length LSBox0.8 times of the length of the set carton and less than or equal to the length L of the set cartonSBoxWhen the length of the last paper box is 1.2 times of the length of the last paper box, judging that the length of the last paper box is within the effective length range;
B500. when the length L of the last cartonBoxWhen the length is within the effective length range, the current position value P of the last carton is read in real timeABoxCalculating the actual delay distance D of the last cartonBox(ii) a When the length of the last carton is not in the effective range, returning to the step B200;
B600. when the actual delay distance DBoxGreater than or equal to the set delay distance DDAdjWhen the number of stacked paper bundles reaches a target value; when the actual delay distance DBoxLess than a set retard distance DDAdjThen, the procedure returns to step B500.
In the starting method for vertically inserting the paper shoveling frame, before step B100, the method further includes:
B000. presetting the length L of the set paper boxSBoxSetting a delay distance DDAdjThe number of stacked paper bundles, and the insertion start mode of the paper spading frame.
In the starting method for vertically inserting the paper shoveling frame, the length L of the last paper box in the step B400BoxComprises the following steps:
LBox＝(PEBox-PSBox+MBelt)MOD MBelt；
wherein L isBoxThe length of the last carton is in millimeters;
PEBoxthe end position value of the last carton is in millimeter;
PSBoxthe initial position value of the last carton is in millimeter;
MBeltthe modulus of the encoder is measured for the paper feed belt.
In the starting method for vertically inserting the paper shoveling frame, the actual delay distance D of the last paper box in the step B500BoxComprises the following steps:
DBox＝(PABox-PEBox+MBelt)MOD MBelt；
wherein D isBoxThe actual delay distance for the last carton is in millimeters;
PABoxthe current position value of the last carton is in millimeter;
PEBoxthe end position value of the last carton is in millimeters;
MBeltthe modulus of the encoder is measured for the paper feed belt.
Has the advantages that:
the invention provides a starting method for vertically inserting a paper shoveling frame, which divides the insertion starting control of the paper shoveling frame into three modes of no-advance starting, no-delay starting, advance starting and delay starting, adapts to different requirements of actual production, can avoid the problem that the paper shoveling frame hits or cannot catch a paper box due to mechanical structures and the like, and improves the insertion stability of the paper shoveling frame; the control signal of the method is detected in real time through a counting photoelectric switch and a measuring encoder of the paper feeding belt, is not influenced by the type and the transmission speed of the paper box, and is controlled stably, effectively and reliably.
Drawings
Fig. 1 is a flowchart of a starting method for vertically inserting the paper shoveling frame provided by the invention.
Fig. 2 is a flow chart of the advance start of the paper cutting frame.
Fig. 3 is an effect diagram of the advance start of the paper shoveling frame.
Fig. 4 is a flowchart of the delayed start of the paper shoveling frame.
Fig. 5 is a diagram showing the effect of delayed starting of the paper shoveling frame.
Detailed Description
The invention provides a starting method for vertically inserting a paper shoveling frame, which is further described in detail below by referring to the attached drawings and embodiments in order to make the purpose, technical scheme and effect of the invention clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, the "old paper bundle" and the "new paper bundle" refer to two paper bundles successively pushed out during the process, respectively, the former being referred to as "old paper bundle" and the latter being referred to as "new paper bundle". The insertion without advance and delay refers to that the paper shoveling frame is vertically inserted according to a general mode, and the insertion is not advanced or delayed relative to the general starting time.
Referring to fig. 1, the present invention provides a method for starting vertical insertion of a paper shoveling frame, including the following steps:
s100, starting a paper feeding switch;
s200, counting and detecting the carton by a counting photoelectric switch;
s300, when the counting photoelectric switch reads that the stacking number of the paper bundles is equal to a target value-1, the controller reads an insertion starting mode of the paper shoveling frame; when the stacking number of the paper bundles is equal to the target value-1, the last paper box of the paper bundles is to be conveyed, and at the moment, the controller can read different starting modes according to the conveying condition of the paper boxes, so that the paper boxes are stably and continuously pushed out.
S400, counting the photoelectric switches to judge whether the stacking quantity of the paper bundles reaches a target value, if the stacking quantity of the paper bundles reaches the target value, generating a paper bundle stacking completion mark, and starting the insertion of the paper shoveling frame; and if the stacking quantity of the paper bundles does not reach the target value, reading the insertion starting mode of the paper shoveling frame again.
According to the method, different insertion starting modes of the paper shoveling frame are set according to the actual production requirements, so that the problem that the paper shoveling frame hits or cannot be connected with a paper box due to the reasons of mechanical structures and the like can be solved, and the insertion stability of the paper shoveling frame is improved; the control signal of the method is detected in real time through a counting photoelectric switch and a measuring encoder of a paper feeding belt, is not influenced by the type and the transmission speed of the paper box, and is stably, effectively and reliably controlled; the controller is a built-in controller of the box gluing machine or an external controller, and comprises but is not limited to a PLC (programmable logic controller).
Specifically, in step S300, the insertion start mode of the paper shoveling frame includes: three types of advanced start, delayed start and no advanced and delayed start.
More specifically, when the insertion of the dipper does not affect the normal stacking of cartons, the controller reads the no-lead and no-lag start mode;
when the first paper box of a new paper bundle is hit or not reached by the insertion of the paper shoveling frame, the stable insertion effect cannot be realized due to the lag of the insertion of the paper shoveling frame, and in order to avoid the phenomenon, an advanced starting mode is selected;
when the last paper box of the old paper bundle is hit by the insertion of the paper shoveling frame, the insertion of the paper shoveling frame is too fast due to the mode of no advance and delay starting, and a delay starting mode is selected for avoiding the phenomenon.
In one embodiment, as shown in FIG. 2, the lead start mode comprises the steps of:
A100. a paper feeding belt measuring encoder reads the transmission of the paper box in real time;
A200. the controller reads the measured value of the paper feeding belt measuring encoder when the counting photoelectric switch just detects the last paper box, and sets the measured value as the initial position value P of the last paper boxSBox；
Specifically, a rising edge is generated when the last carton is just detected by the counting photoelectric switch; therefore, when the number of stacked paper bundles is equal to the target value-1, and the counting photoelectric switch detects the paper box just before, if a rising edge occurs, the paper box is determined to be the last paper box of the paper bundle, and the counting photoelectric switch continuously detects the paper box, the measured value of the paper feeding belt measuring encoder at the moment is set as the starting position value P of the last paper boxSBox(ii) a If no rising edge is generated, the counting photoelectric switch continues to scan the initial position of the last carton.
The method generates corresponding signals through real-time detection of the counting photoelectric switch and the paper feeding belt measuring encoder, is not influenced by the type and the conveying speed of the carton, and is stable and accurate in control.
A300. The paper feeding belt measuring encoder reads the current position value P of the last paper box in real timeABoxCalculating the conveying length L of the last carton in real timeTBox；
A400. When the last carton is conveyed by length LTBoxMore than or equal to the set carton length LSBoxAnd a set advance distance DEAdjWhen the difference is smaller than the predetermined value, the number of stacked sheets obtained by the photoelectric switch is counted to reach a target value.
Further, step a100 further includes:
A000. presetting the length L of the set paper boxSBoxSetting the leading distance DEAdjThe number of stacked paper bundles and the insertion starting mode of the paper shoveling frame; the parameters can be freely adjusted according to actual production requirements, and the requirements of different productions are met. Of course, in actual production, other parameters can be set according to requirements, such as: production speed, thickness of the paper, etc.
Specifically, the conveying length L of the last carton in the step a300 isTBoxComprises the following steps:
LTBox＝(PABgx-PSBox+MBelt)MODMBelt
wherein L isTBoxThe conveying length of the last paper box is in millimeter;
PABoxthe current position value of the last carton is in millimeter;
PSBoxthe initial position value of the last carton is in millimeter;
MBeltthe modulus of the encoder is measured for the paper feed belt.
The effect of the lead start of the insertion of the blade bed is shown in fig. 3.
Setting the position of the paper shoveling frame when the paper shoveling frame is started to be inserted as A position, setting the position of the paper shoveling frame when the paper shoveling frame is positioned on the upper surface of the paper outlet as B position, setting the position of the paper shoveling frame when the paper shoveling frame is positioned on the lower surface of the paper outlet as D position, and setting the position of the paper shoveling frame when the paper shoveling frame is positioned on the upper surface of the old paper bundle as F position.
In one embodiment, the circumference of the cylinder of the printing machine is set to 999.5mm, a counting photoelectric switch is arranged at a position 195mm away from the paper outlet, and a carton which is 900mm long, 20mm thick and 10 stacked sheets is produced at the production speed of 10200 sheets/hour; the test is carried out by adopting two modes of no advance of a paper shoveling frame, delayed vertical insertion and advanced start vertical insertion respectively. The test results are shown in table 1.
TABLE 1
As can be seen from table 1, when the paper shoveling frame is started in a non-advanced and non-delayed manner, when the first carton of the new paper bundle is conveyed to a position perpendicular to the tip of the paper shoveling frame, the paper shoveling frame is not lowered to the position of the lower surface of the paper outlet, so that the paper shoveling frame collides with the first carton of the new paper bundle, and the continuous production is affected; and adopt the start mode of leading inserting, the shovel paper frame can not influence the play paper and pile up of new paper bundle in the decline process to can be according to the production demand, freely adjust, control the leading insertion point of shovel paper frame, thereby the effectual lag problem of overcoming shovel paper frame male adapts to different mechanical mechanism's application.
Referring to fig. 4, in another embodiment, the delayed start mode of the insertion of the paper spading rack includes the following steps:
B100. a paper feeding belt measuring encoder reads the transmission of the paper box in real time;
B200. the controller reads the measured value of the paper feeding belt measuring encoder when the counting photoelectric switch just detects the last paper box, and sets the measured value as the initial position value P of the last paper boxSBox；
Specifically, since a rising edge is generated when the counting photoelectric switch detects the last paper box, when the number of stacked paper bundles is equal to the target value-1 and the counting photoelectric switch detects the paper box, if a rising edge is generated, the paper box is determined as the last paper box of the paper bundle, and the measurement value of the paper feeding belt measuring encoder at this time is set as the starting position value P of the last paper boxSBox(ii) a If no rising edge is generated, the counting photoelectric switch continues to scan the initial position of the last carton.
B300. The controller reads the measured value of the paper feeding belt measuring encoder when the last paper box just leaves the counting photoelectric switch, and sets the measured value as the end position value P of the last paper boxEBox；
Specifically, since a falling edge is generated when the last paper box just leaves the counting photoelectric switch, when the counting photoelectric switch just detects that the last paper box leaves, if a falling edge is generated, it is determined that the detection of the last paper box of the paper bundle is completed, and the measurement value of the paper feeding belt measuring encoder at this time is set as the end position value of the last paper box; and if the falling edge is not generated, the counting photoelectric switch continues to scan the end position of the last carton.
B400. The controller calculates the length L of the last cartonBoxWhen the length L of the last cartonBoxMore than or equal to the set carton length LSBox0.8 times of the length of the set carton and less than or equal to the length L of the set cartonSBoxWhen the length of the last paper box is 1.2 times of the length of the last paper box, judging that the length of the last paper box is within the effective length range;
B500. when the length L of the last cartonBoxWhen the length is within the effective length range, the current position value P of the last carton is read in real timeABoxCalculating the actual delay distance D of the last cartonBox(ii) a When the length of the last carton is not within the effective range, returning to the step B200, reading the initial position of the last carton again, and entering a new cycle until the length of the last carton acquired in real time is within the preset effective range;
B600. when the actual delay distance DBoxGreater than or equal to the set delay distance DDAdjWhen the paper bundle is detected, the detection of the last paper box is finished, the stacking number of the paper bundles reaches a target value, and the detection of one paper box bundle is finished; when the actual delay distance DBoxLess than a set retard distance DDAdjAnd returning to the step B500, and acquiring the delay distance of the last carton again.
Specifically, before the step B100, the method further includes:
B000. presetting the length L of the set paper boxSBoxSetting a delay distance DDAdjThe number of stacked paper bundles and the insertion starting mode of the paper shoveling frame; of course, other parameters such as production speed, thickness of the paper, etc. can be set according to the actual production requirements.
Further, the length L of the last paper box can be obtained according to the following formula through the ending position and the starting position of the last paper box and the modulus of the paper feeding belt measuring encoderBox：
LBox＝(PEBox-PSBox+MBelt)MOD MBelt；
Wherein L isBoxThe length of the last carton is in millimeters;
PEBoxthe end position value of the last carton is in millimeter;
PSBoxthe initial position value of the last carton is in millimeter;
MBeltthe modulus of the encoder is measured for the paper feed belt.
Still further, tongThe current position value and the ending position value of the last paper box and the modulus value of the paper feeding belt measuring encoder are obtained, and the actual delay distance D of the last paper box can be obtained according to the following formulaBox：
DBox＝(PABox-PEBox+MBelt)MOD MBelt；
Wherein D isBoxThe actual delay distance for the last carton is in millimeters;
PABoxthe current position value of the last carton is in millimeter;
PEBoxthe end position value of the last carton is in millimeters;
MBeltthe modulus of the encoder is measured for the paper feed belt.
Through the insertion mode of the delayed start, the delayed insertion point of the paper shoveling frame can be freely adjusted and controlled according to actual production requirements, so that the problem of the insertion advance of the paper shoveling frame is effectively solved, the paper shoveling frame is suitable for application of different mechanical mechanisms, and the control is stable, effective and reliable. The effect graph of the method is shown in fig. 5.
In one embodiment, the circumference of the cylinder of the printing machine is set to 999.5mm, a counting photoelectric switch is arranged at a position 340mm away from the paper outlet, a carton which is 900mm long and 20mm thick and has 10 stacked bundles is produced, and the production speed is 10200 sheets/hour; the test results are shown in table 2, which is performed by using two modes of the paper shoveling frame without advance and the paper shoveling frame with delayed vertical insertion, and the paper shoveling frame with delayed vertical insertion.
Table 2:
as can be seen from the data in table 2, when the paper shoveling frame is inserted in a starting manner without advance and delay, and when the last carton of the old paper bundle is just conveyed out of the paper outlet, the paper shoveling frame has already descended to a position lower than the upper surface of the paper outlet, the last carton of the old paper bundle is hit, and stable production is affected; and adopt the inserted start mode of postponing, the shovel paper frame can not influence the pile up of old paper bundle or new paper bundle in the inserting process, can effectively overcome the problem that the shovel paper frame inserts too fast, improves the stability of production.
In conclusion, the start control of inserting the paper shoveling frame is divided into three modes of no-advance and delayed start, advance start and delayed start, so that a user can respectively and correspondingly start three different modes according to the actual production requirement, and different production requirements are met; and the control signal is generated by real-time detection of the counting photoelectric switch and the paper feeding belt measuring encoder, so that the control accuracy and stability are ensured.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (10)
1. A starting method for vertically inserting a paper shoveling frame is characterized by comprising the following steps:
s100, starting a paper feeding switch;
s200, counting and detecting the carton by a counting photoelectric switch;
s300, when the counting photoelectric switch reads that the stacking number of the paper bundles is equal to a target value-1, the controller reads an insertion starting mode of the paper shoveling frame;
s400, counting the photoelectric switches to judge whether the stacking quantity of the paper bundles reaches a target value, if the stacking quantity of the paper bundles reaches the target value, generating a paper bundle stacking completion mark, and starting the insertion of the paper shoveling frame; and if the stacking quantity of the paper bundles does not reach the target value, reading the insertion starting mode of the paper shoveling frame again.
2. The method for starting the vertical insertion of the paper shoveling frame according to claim 1, wherein in the step S300, the insertion start mode of the paper shoveling frame comprises: three types of advanced start, delayed start and no advanced and delayed start.
3. The method for starting the vertical insertion of the paper spading rack according to claim 2, wherein the step S300 comprises:
when the insertion of the paper shoveling frame does not affect the normal stacking of the cartons, the controller reads the no-advance and no-delay starting mode;
when the insertion of the paper shoveling frame hits or does not reach the first paper box of the new paper bundle, selecting an advanced starting mode;
when the last paper box of the old paper bundle is hit by the insertion of the paper shoveling frame, the delayed starting mode is selected.
4. The method of starting vertical insertion of a paper spading rack according to claim 3, wherein the advanced start mode comprises the steps of:
A100. a paper feeding belt measuring encoder reads the transmission of the paper box in real time;
A200. the controller reads the measured value of the paper feeding belt measuring encoder when the counting photoelectric switch just detects the last paper box, and sets the measured value as the initial position value P of the last paper boxSBox；
A300. The paper feeding belt measuring encoder reads the current position value P of the last paper box in real timeABoxCalculating the conveying length L of the last carton in real timeTBox；
A400. When the last carton is conveyed by length LTBoxMore than or equal to the set carton length LSBoxAnd a set advance distance DEAdjWhen the difference is smaller than the predetermined value, the number of stacked sheets obtained by the photoelectric switch is counted to reach a target value.
5. The method for starting the vertical insertion of the paper spading rack according to claim 4, wherein the step A100 is preceded by the steps of:
A000. presetting the length L of the set paper boxSBoxSetting the leading distance DEAdjThe number of stacked paper bundles, and the insertion start mode of the paper spading frame.
6. The method for starting the vertical insertion of the paper shoveling frame according to claim 4, wherein the conveying of the last paper box in the step A300Feeding length LTBoxComprises the following steps:
LTBox＝(PABox-PSBox+MBelt)MOD MBelt
wherein L isTBoxThe conveying length of the last paper box is in millimeter;
PABoxthe current position value of the last carton is in millimeter;
PSBoxthe initial position value of the last carton is in millimeter;
MBeltthe modulus of the encoder is measured for the paper feed belt.
7. The method of starting vertical insertion of a paper spading rack according to claim 3, wherein the delayed start mode comprises the steps of:
B100. a paper feeding belt measuring encoder reads the transmission of the paper box in real time;
B200. the controller reads the measured value of the paper feeding belt measuring encoder when the counting photoelectric switch just detects the last paper box, and sets the measured value as the initial position value P of the last paper boxSBox；
B300. The controller reads the measured value of the paper feeding belt measuring encoder when the last paper box just leaves the counting photoelectric switch, and sets the measured value as the end position value P of the last paper boxEBox；
B400. The controller calculates the length L of the last cartonBoxWhen the length L of the last cartonBoxMore than or equal to the set carton length LSBox0.8 times of the length of the set carton and less than or equal to the length L of the set cartonSBoxWhen the length of the last paper box is 1.2 times of the length of the last paper box, judging that the length of the last paper box is within the effective length range;
B500. when the length L of the last cartonBoxWhen the length is within the effective length range, the current position value P of the last carton is read in real timeABoxCalculating the actual delay distance D of the last cartonBox(ii) a When the length of the last carton is not in the effective range, returning to the step B200;
B600. when the actual delay distance DBoxIs greater than or equal toSetting the retard distance DDAdjWhen the number of stacked paper bundles reaches a target value; when the actual delay distance DBoxLess than a set retard distance DDAdjThen, returning to the step
B500。
8. The method for starting the vertical insertion of the paper spading rack according to claim 7, wherein the step B100 is preceded by the steps of:
B000. presetting the length L of the set paper boxSBoxSetting a delay distance DDAdjThe number of stacked paper bundles, and the insertion start mode of the paper spading frame.
9. The method for starting the vertical insertion of the paper shoveling frame according to claim 7, wherein the length L of the last carton in the step B400BoxComprises the following steps:
LBox＝(PEBox-PSBox+MBelt)MOD MBelt；
wherein L isBoxThe length of the last carton is in millimeters;
PEBoxthe end position value of the last carton is in millimeter;
PSBoxthe initial position value of the last carton is in millimeter;
MBeltthe modulus of the encoder is measured for the paper feed belt.
10. The method for starting the vertical insertion of the paper shoveling frame according to claim 7, wherein the actual delay distance D of the last carton in the step B500 isBoxComprises the following steps:
DBox＝(PABox-PEBox+MBelt)MOD MBelt；
wherein D isBoxThe actual delay distance for the last carton is in millimeters;
PABoxthe current position value of the last carton is in millimeter;
PEBoxis the last oneThe end position value of the paper box is in millimeters;
MBeltthe modulus of the encoder is measured for the paper feed belt.
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| CN202011387444.7A CN112607138B (en) | 2020-12-01 | 2020-12-01 | Starting method for vertical insertion of paper shoveling frame |
| CN202210562584.6A CN115158801B (en) | 2020-12-01 | 2020-12-01 | Starting method of paper shoveling frame |
| CN202210564887.1A CN115158802B (en) | 2020-12-01 | 2020-12-01 | Delayed insertion method of paper shoveling frame |
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Also Published As
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| CN115158802B (en) | 2024-05-07 |
| CN115158801A (en) | 2022-10-11 |
| CN115158802A (en) | 2022-10-11 |
| CN115158801B (en) | 2024-05-07 |
| CN112607138B (en) | 2022-07-26 |
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