CN114212572B - 200-sheet automatic plate supply system and operation method thereof - Google Patents

200-sheet automatic plate supply system and operation method thereof Download PDF

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Publication number
CN114212572B
CN114212572B CN202111521871.4A CN202111521871A CN114212572B CN 114212572 B CN114212572 B CN 114212572B CN 202111521871 A CN202111521871 A CN 202111521871A CN 114212572 B CN114212572 B CN 114212572B
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China
Prior art keywords
plate
paper
suction nozzle
roller
printing
Prior art date
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Application number
CN202111521871.4A
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Chinese (zh)
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CN114212572A (en
Inventor
赵骄佑
陈懿
张丽仙
郑剑志
俞刚强
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Hangzhou Cron Machinery & Electronics Co ltd
Original Assignee
Hangzhou Cron Machinery & Electronics Co ltd
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Priority to CN202111521871.4A priority Critical patent/CN114212572B/en
Publication of CN114212572A publication Critical patent/CN114212572A/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H1/00Supports or magazines for piles from which articles are to be separated
    • B65H1/04Supports or magazines for piles from which articles are to be separated adapted to support articles substantially horizontally, e.g. for separation from top of pile
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41CPROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
    • B41C1/00Forme preparation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41FPRINTING MACHINES OR PRESSES
    • B41F27/00Devices for attaching printing elements or formes to supports
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H29/00Delivering or advancing articles from machines; Advancing articles to or into piles
    • B65H29/52Stationary guides or smoothers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H3/00Separating articles from piles
    • B65H3/08Separating articles from piles using pneumatic force
    • B65H3/0808Suction grippers
    • B65H3/0816Suction grippers separating from the top of pile
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H5/00Feeding articles separated from piles; Feeding articles to machines
    • B65H5/06Feeding articles separated from piles; Feeding articles to machines by rollers or balls, e.g. between rollers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/11Dimensional aspect of article or web
    • B65H2701/113Size
    • B65H2701/1131Size of sheets
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00Handled material; Storage means
    • B65H2701/10Handled articles or webs
    • B65H2701/17Nature of material
    • B65H2701/176Cardboard
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00Application field
    • B65H2801/03Image reproduction devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Sheets, Magazines, And Separation Thereof (AREA)

Abstract

The invention relates to a plate supply system, in particular to a 200-sheet automatic plate supply system and an operation method thereof. The plate placing device comprises a plate placing piece, a publishing piece, a plate or paper, wherein the plate placing piece comprises a plate placing platform, a suction nozzle mechanism, a paper collecting mechanism and a conveying and plate supplying mechanism, one end of the plate placing platform can be lifted, the plate or paper is placed on the plate placing platform, the suction nozzle mechanism is used for carrying out adsorption displacement on the plate or paper on the plate placing platform, the paper after adsorption displacement is recovered through the paper collecting mechanism, and the plate after adsorption displacement is conveyed through the conveying and plate supplying mechanism; the publication comprises a photo drum and a publication component, the conveying and plate supplying mechanism sends the plate material to the photo drum for winding through the plate feeding table, and the plate material in the photo drum performs publication scanning through the publication component. Compact structure improves work efficiency.

Description

200-sheet automatic plate supply system and operation method thereof
Technical Field
The invention relates to a plate supply system, in particular to a 200-sheet automatic plate supply system and an operation method thereof.
Background
Along with the continuous improvement of the production automation degree, the number of single plate supply of the three-in-one all-in-one machines in China at present is 50, and the ever-increasing market demands can not be met.
In order to meet market demands and combine the demands of business and newspaper version supply capability and intelligent demands, a version supply system with a version supply quantity of up to 200 is specially designed.
Disclosure of Invention
The invention mainly solves the defects existing in the prior art, and provides a 200-sheet automatic plate supply system of an automatic plate supply system which uses an automatic plate supply machine to replace manual plate supply for CTP equipment, realizes automatic plate supply of CTP equipment, improves plate making production efficiency, reduces manual management time and even has no need of taking care of people, and meets the technological requirements of plate making equipment and an operation method thereof.
The technical problems of the invention are mainly solved by the following technical proposal:
the 200-sheet automatic plate supply system comprises a plate placing piece, a publishing piece, a plate or paper, wherein the plate placing piece comprises a plate placing platform capable of being lifted at one end, a suction nozzle mechanism, a paper collecting mechanism and a conveying plate supply mechanism, the plate or paper is placed on the plate placing platform, the plate or paper on the plate placing platform is subjected to adsorption displacement through the suction nozzle mechanism, the paper after adsorption displacement is recovered through the paper collecting mechanism, and the plate after adsorption displacement is conveyed through the conveying plate supply mechanism; the publication comprises a photo drum and a publication component, the conveying and plate supplying mechanism sends the plate material to the photo drum for winding through the plate feeding table, and the plate material in the photo drum performs publication scanning through the publication component.
Preferably, the plate placing piece is provided with a worm wheel and a worm, the worm wheel and the worm drive the plate platform lifting driving shaft to rotate, the plate platform lifting driving shaft drives the plate platform lifting rocker arm to lift, the outer end of the plate platform lifting rocker arm movably lifts the inner end of the plate placing platform, and the plate placing platform after lifting upwards displaces the plate or paper.
Preferably, the suction nozzle mechanism comprises a suction nozzle frame capable of horizontally displacing, a plurality of suction nozzles capable of horizontally displacing and lifting up and down are arranged in the suction nozzle frame and used for adsorbing the printing plate or paper, and sensor assemblies which correspond to the printing plate placing platform up and down are arranged in the suction nozzle frame.
Preferably, a sensor mounting bracket is arranged in the suction nozzle frame, the sensor assembly is arranged in the sensor mounting bracket, the sensor assembly comprises a proximity sensor, a plate height limit sensor and a color differentiation sensor, and the proximity sensor, the plate height limit sensor and the color differentiation sensor are arranged in the same level; the left end and the right end of the suction nozzle frame are respectively provided with a pair of suction nozzles which are distributed at intervals, and the sensor assembly is positioned at the middle ends of the two pairs of suction nozzles; the suction nozzle frame is internally provided with an optocoupler sensor for judging whether the suction nozzle stops moving.
Preferably, the paper collecting mechanism comprises a paper collecting roller, an auxiliary paper collecting roller and a conveying roller, wherein the paper collecting roller, the auxiliary paper collecting roller and the conveying roller are sequentially and upwards arranged in a step shape, the auxiliary paper collecting roller drives the paper collecting roller and the conveying roller to rotate simultaneously, and the conveying roller conveys paper to a plate conveying table;
preferably, the delivery roller outlet is provided with paper collecting guide sheets which are distributed in a downward inclined mode, and paper enters the paper guide plate through the paper collecting guide sheets.
Preferably, the plate conveying and supplying mechanism comprises an upper pressing driving shaft capable of being driven in a rotating mode, an upper pressing roller is arranged above the upper pressing driving shaft, and a plate conveying opening is formed by the upper pressing driving shaft and the upper pressing roller.
Preferably, two side ends of the upper conveying press roller respectively carry out sliding type adjustment displacement through an upper press roller arm, two ends of the upper press driving shaft are respectively provided with an upper press driving shaft bolt extending upwards, and the upper press driving shaft bolt is movably contacted with the plate.
Preferably, the publishing assembly comprises a publishing frame, the optical drum sends the plate to the publishing frame, and a scanning platform for scanning the plate is arranged below the publishing frame.
An operation method of a 200-sheet automatic plate supply system comprises the following steps: controlling a lifting motor on the suction nozzle mounting plate to run, and driving a lifting belt wheel to rotate on a screw rod through a synchronous belt, so that the suction nozzle mechanism descends through a lifting guide rail;
when the suction nozzle mechanism descends to the lowest position, if the proximity sensor does not detect paper or plate, the motor is controlled to operate, and the driving shaft of the plate placing platform is rotated by about 10 degrees through the worm and gear, so that the lifting rocker arm on the plate placing platform lifts the plate placing platform by about 3mm; when the proximity switch detects paper or plate, the paper and the plate are distinguished by the color distinguishing sensor;
if the paper is identified, the suction nozzle of the suction nozzle mechanism sucks the paper and shakes up and down once to ensure that only the paper is sucked; then controlling a motor to run, driving a printing paper separating roller to move through a synchronous belt to separate paper from a printing plate and supporting the paper; after the paper is sucked up, the lifting motor runs, and the lifting belt wheel is driven to reversely rotate by the synchronous belt, so that the suction nozzle mechanism rises and whether the suction nozzle mechanism stops rising is judged by the optocoupler sensor at the bottom of the suction nozzle part; after the suction nozzle mechanism stops ascending, feeding paper into the paper collecting mechanism; the motor operates to drive the middle paper collecting roller to rotate so as to drive the paper collecting roller to rotate; the suction nozzle mechanism and the plate paper separating roller return to the original positions while the paper is recovered by the paper collecting roller, and then the first three steps are repeated; when the color distinguishing sensor confirms that the printing material is the printing material, a suction nozzle of the suction nozzle mechanism sucks the printing material, and the printing paper separating rod moves about 2mm to enable the printing paper separating rod to press the front end part of the printing material, and the suction nozzle part shakes up and down three times, so that the printing material and paper below the printing material are separated;
controlling the motor to run, driving the printing paper separating roller to move through the synchronous belt to ensure that the printing material and the paper below are separated and the printing material is supported; after the suction nozzle mechanism stops lifting, the suction nozzle mechanism sends the plate to the conveying mechanism; the motor is operated to drive the upper pressing rocker arm driving shaft to rotate anticlockwise by about 40 degrees, and then the press roller presses down the plate; the motor is operated to drive the front and rear conveying rollers of the plate feeding table to rotate, so that the plate is conveyed to the paper baffle plate; when the ultrasonic sensor detects the plate and the sensor on the optical drum detects the plate, the paper baffle plate descends, the front and back conveying rollers of the plate feeding table operate, the plate is conveyed to the optical drum for plate loading, and meanwhile, the rotary motor in the plate feeding table operates to drive the screw rod to rotate so as to control the push gauge to move and adjust the position of the plate;
when the plate is completely loaded on the optical drum, the motor reversely operates to drive the upper pressing rocker arm driving shaft to rotate clockwise by about 40 degrees so as to enable the press roller to rise.
The worm gear drives the plate platform lifting driving shaft to rotate, the plate platform lifting driving shaft is provided with the plate platform lifting rocker arm, and the plate platform lifting rocker arm is contacted with the plate platform of the plate placing platform to play a role of lifting the plate platform.
The lifting motor drives the lifting belt wheel through the synchronous belt, the lifting belt wheel drives the lifting screw rod to lift the suction nozzle part, the lifting screw rod and the lifting guide rail work together to lift and descend, the lifting guide rail is used for lifting the suction nozzle part and controlling lifting to stop through the optocoupler sensor, the optocoupler sensor judges whether the suction nozzle part stops lifting, the suction nozzle is used for sucking paper or plate materials, the sensor mounting bracket is provided with a proximity sensor, a plate height limiting sensor and a color distinguishing sensor, the proximity sensor is used for judging whether paper or plate materials exist after the suction nozzle descends, the plate height limiting sensor is used for limiting the plate material height to prevent the plate material height from exceeding the height of the suction nozzle part, and the color distinguishing sensor is used for distinguishing the paper from the plate materials;
the paper collecting mechanism comprises a paper collecting roller, an auxiliary paper collecting roller, a conveying roller and a paper collecting guide piece, wherein the paper collecting roller is used for collecting paper, the auxiliary paper collecting roller is used for assisting the paper collecting roller to collect paper, meanwhile, the paper collecting roller and the conveying roller are driven to rotate, the conveying roller conveys a plate material to a plate feeding table, and the paper collecting guide piece is used for preventing the paper from not entering the paper guiding plate when collecting paper;
the conveying plate supply mechanism comprises a conveying upper press roller, an upper press roller arm and an upper press driving shaft, wherein the conveying upper press roller is used for pressing down a plate material, the upper press roller arm is used for guiding and conveying the upper press roller, the upper press driving shaft is provided with an upper press driving shaft bolt, and the upper press driving shaft bolt controls the lifting of the conveying upper press roller through the upper press driving shaft;
the plate placing platform comprises a plate platform and a paper guide plate, wherein the plate platform is used for preventing plate materials, and the paper guide plate is used for placing paper recovered by the paper collecting part.
The operation flow is as follows: placing the plate on a plate placing platform, sucking up paper or the plate by a suction nozzle mechanism, and recycling the paper to the paper guide plate through a paper collecting mechanism; the plate is conveyed to a plate conveying table through a plate conveying and supplying mechanism, the plate conveying table conveys the plate to a light drum for plate making, and the plate is transferred to a publishing frame for publishing through the light drum after plate making is finished.
The invention provides a 200-sheet automatic plate supply system and an operation method thereof, which have compact structures and improve the working efficiency.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is another cross-sectional schematic view of the present invention;
FIG. 4 is a schematic view of the suction nozzle mechanism of the present invention;
FIG. 5 is a schematic view of the structure of the plate feeding mechanism of the present invention;
FIG. 6 is a schematic view of another embodiment of the plate feeding mechanism of the present invention.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Example 1: as shown in the figure, the 200 automatic plate supply system comprises a plate placing piece, a publishing piece, a plate or paper, wherein the plate placing piece comprises a plate placing platform 1 with one end capable of being lifted, a suction nozzle mechanism 2, a paper collecting mechanism 3 and a conveying plate supply mechanism 4, the plate or paper is placed on the plate placing platform 1, the plate or paper on the plate placing platform 1 is subjected to adsorption displacement through the suction nozzle mechanism 2, the paper after adsorption displacement is recovered through the paper collecting mechanism 3, and the plate after adsorption displacement is conveyed through the conveying plate supply mechanism 4; the publication comprises a light drum 5 and a publication component, the conveying and plate supplying mechanism 4 sends the plate material to the light drum 5 for winding through the plate feeding table 20, and the plate material in the light drum 5 is subjected to publication scanning through the publication component.
The plate placing piece in be equipped with worm wheel 6 and worm 7, worm wheel 6 and worm 7 drive version platform lift drive shaft 8 rotate and version platform lift drive shaft 8 drive version platform lift rocking arm 9 carry out the lifting, the outer tip of version platform lift rocking arm 9 will put the inner of version platform 1 and carry out movable lifting and the version platform 1 of putting after the lifting and upwards displace version material or paper.
The suction nozzle mechanism 2 comprises a suction nozzle frame 10 capable of horizontally displacing, a plurality of suction nozzles 11 capable of horizontally displacing and lifting up and down are arranged in the suction nozzle frame 10, the suction nozzles 11 are used for adsorbing printing plates or papers, and sensor assemblies corresponding to the plate placing platform 1 up and down are arranged in the suction nozzle frame 10.
The suction nozzle frame 10 is internally provided with a sensor mounting bracket 12, the sensor assembly is arranged in the sensor mounting bracket 12 and comprises a proximity sensor 13, a plate height limit sensor 14 and a color differentiation sensor 15, and the proximity sensor 13, the plate height limit sensor 14 and the color differentiation sensor 15 are arranged in the same level; the left end and the right end of the suction nozzle frame 10 are respectively provided with a pair of suction nozzles 11 which are distributed at intervals, and the sensor assembly is positioned at the middle ends of the two pairs of suction nozzles 11; the suction nozzle rack 10 is provided with an optocoupler sensor 16 for judging whether the suction nozzle 11 stops moving.
The paper collecting mechanism 3 comprises a paper collecting roller 17, an auxiliary paper collecting roller 18 and a conveying roller 19, wherein the paper collecting roller 17, the auxiliary paper collecting roller 18 and the conveying roller 19 are sequentially and upwards arranged in a step shape, the auxiliary paper collecting roller 18 drives the paper collecting roller 17 and the conveying roller 19 to rotate simultaneously, and the conveying roller 19 conveys paper to a plate conveying table 20;
the outlet of the conveying roller 19 is provided with a paper collecting guide piece 21 which is distributed in a downward inclined way, and paper enters the paper guide plate 22 through the paper collecting guide piece 21.
The plate conveying and supplying mechanism 4 comprises an upper pressing driving shaft 23 which can be driven in a rotating mode, an upper pressing roller 24 is arranged above the upper pressing driving shaft 23, and a plate conveying opening is formed by the upper pressing driving shaft 23 and the upper pressing roller 24.
The two side ends of the upper conveying press roller 24 are respectively subjected to sliding type adjustment displacement through upper press roller arms 25, two ends of the upper press driving shaft 23 are respectively provided with an upper press driving shaft bolt 26 extending upwards, and the upper press driving shaft bolts 26 are movably contacted with the plate.
The publishing assembly comprises a publishing frame 27, the optical drum 5 sends the plate to the publishing frame 27, and a scanning platform 28 for scanning the plate is arranged below the publishing frame 27.
An operation method of a 200-sheet automatic plate supply system comprises the following steps: controlling a lifting motor on the suction nozzle mounting plate to run, and driving a lifting belt wheel to rotate on a screw rod through a synchronous belt, so that the suction nozzle mechanism descends through a lifting guide rail;
when the suction nozzle mechanism descends to the lowest position, if the proximity sensor does not detect paper or plate, the motor is controlled to operate, and the driving shaft of the plate placing platform is rotated by about 10 degrees through the worm and gear, so that the lifting rocker arm on the plate placing platform lifts the plate placing platform by about 3mm; when the proximity switch detects paper or plate, the paper and the plate are distinguished by the color distinguishing sensor;
if the paper is identified, the suction nozzle of the suction nozzle mechanism sucks the paper and shakes up and down once to ensure that only the paper is sucked; then controlling a motor to run, driving a printing paper separating roller to move through a synchronous belt to separate paper from a printing plate and supporting the paper; after the paper is sucked up, the lifting motor runs, and the lifting belt wheel is driven to reversely rotate by the synchronous belt, so that the suction nozzle mechanism rises and whether the suction nozzle mechanism stops rising is judged by the optocoupler sensor at the bottom of the suction nozzle part; after the suction nozzle mechanism stops ascending, feeding paper into the paper collecting mechanism; the motor operates to drive the middle paper collecting roller to rotate so as to drive the paper collecting roller to rotate; the suction nozzle mechanism and the plate paper separating roller return to the original positions while the paper is recovered by the paper collecting roller, and then the first three steps are repeated; when the color distinguishing sensor confirms that the printing material is the printing material, a suction nozzle of the suction nozzle mechanism sucks the printing material, and the printing paper separating rod moves about 2mm to enable the printing paper separating rod to press the front end part of the printing material, and the suction nozzle part shakes up and down three times, so that the printing material and paper below the printing material are separated;
controlling the motor to run, driving the printing paper separating roller to move through the synchronous belt to ensure that the printing material and the paper below are separated and the printing material is supported; after the suction nozzle mechanism stops lifting, the suction nozzle mechanism sends the plate to the conveying mechanism; the motor is operated to drive the upper pressing rocker arm driving shaft to rotate anticlockwise by about 40 degrees, and then the press roller presses down the plate; the motor is operated to drive the front and rear conveying rollers of the plate feeding table to rotate, so that the plate is conveyed to the paper baffle plate; when the ultrasonic sensor detects the plate and the sensor on the optical drum detects the plate, the paper baffle plate descends, the front and back conveying rollers of the plate feeding table operate, the plate is conveyed to the optical drum for plate loading, and meanwhile, the rotary motor in the plate feeding table operates to drive the screw rod to rotate so as to control the push gauge to move and adjust the position of the plate;
when the plate is completely loaded on the optical drum, the motor reversely operates to drive the upper pressing rocker arm driving shaft to rotate clockwise by about 40 degrees so as to enable the press roller to rise.

Claims (1)

1. The operation method of the automatic 200-sheet plate supply system comprises a plate placing piece, a publishing piece, a plate or paper, wherein the plate placing piece comprises a plate placing platform (1) with one end capable of being lifted, a suction nozzle mechanism (2), a paper collecting mechanism (3) and a conveying plate supplying mechanism (4), the plate or paper is placed on the plate placing platform (1), the plate or paper on the plate placing platform (1) is subjected to adsorption displacement through the suction nozzle mechanism (2), the paper after adsorption displacement is recovered through the paper collecting mechanism (3), and the plate after adsorption displacement is conveyed through the conveying plate supplying mechanism (4); the printing piece comprises an optical drum (5) and a printing component, the conveying and plate supplying mechanism (4) sends a plate material to the optical drum (5) for winding through a plate feeding table (20), and the plate material in the optical drum (5) is subjected to printing scanning through the printing component;
the plate placing piece is internally provided with a worm wheel (6) and a worm (7), the worm wheel (6) and the worm (7) drive a plate platform lifting driving shaft (8) to rotate, the plate platform lifting driving shaft (8) drives a plate platform lifting rocker arm (9) to lift, the outer end part of the plate platform lifting rocker arm (9) movably lifts the inner end of the plate placing platform (1), and the plate placing platform (1) after lifting upwards displaces a plate or paper;
the suction nozzle mechanism (2) comprises a suction nozzle frame (10) capable of horizontally displacing, a plurality of suction nozzles (11) capable of horizontally displacing and lifting up and down are arranged in the suction nozzle frame (10), the suction nozzles (11) are used for adsorbing printing plates or papers, and sensor assemblies which correspond to the printing plate placing platform (1) up and down are arranged in the suction nozzle frame (10);
the suction nozzle frame (10) is internally provided with a sensor mounting bracket (12), the sensor assembly is arranged in the sensor mounting bracket (12), the sensor assembly comprises a proximity sensor (13), a plate height limit sensor (14) and a color distinguishing sensor (15), and the proximity sensor (13), the plate height limit sensor (14) and the color distinguishing sensor (15) are arranged in the same level; the left end and the right end of the suction nozzle frame (10) are respectively provided with a pair of suction nozzles (11) which are distributed at intervals, and the sensor assembly is positioned at the middle ends of the two pairs of suction nozzles (11); an optocoupler sensor (16) for judging whether the suction nozzle (11) stops moving or not is arranged in the suction nozzle frame (10);
the paper collecting mechanism (3) comprises a paper collecting roller (17), an auxiliary paper collecting roller (18) and a conveying roller (19), wherein the paper collecting roller (17), the auxiliary paper collecting roller (18) and the conveying roller (19) are sequentially and upwards arranged in a step shape, the auxiliary paper collecting roller (18) drives the paper collecting roller (17) and the conveying roller (19) to rotate simultaneously, and the conveying roller (19) sends paper to a plate feeding table (20);
the outlet of the conveying roller (19) is provided with paper collecting guide sheets (21) which are distributed in a downward inclined way, and paper enters the paper guide plate (22) through the paper collecting guide sheets (21);
the plate conveying and supplying mechanism (4) comprises an upper pressing driving shaft (23) capable of being driven in a rotating mode, an upper pressing roller (24) is arranged above the upper pressing driving shaft (23), and a plate conveying opening is formed by the upper pressing driving shaft (23) and the upper pressing roller (24);
the two side ends of the upper conveying press roller (24) are respectively subjected to sliding type adjustment displacement through upper press roller arms (25), two ends of the upper press driving shaft (23) are respectively provided with an upper press driving shaft bolt (26) extending upwards, and the upper press driving shaft bolts (26) are movably contacted with the plate;
the printing assembly comprises a printing frame (27), the optical drum (5) sends the plate to the printing frame (27), and a scanning platform (28) for scanning the plate is arranged below the printing frame (27);
the method is characterized by comprising the following steps of:
step one: controlling a lifting motor on the suction nozzle mounting plate to run, and driving a lifting belt wheel to rotate on a screw rod through a synchronous belt, so that the suction nozzle mechanism descends through a lifting guide rail;
step two: when the suction nozzle mechanism descends to the lowest position, if the proximity sensor does not detect paper or plate, the motor is controlled to operate, and the driving shaft of the plate placing platform is rotated by about 10 degrees through the worm and gear, so that the lifting rocker arm on the plate placing platform lifts the plate placing platform by about 3mm; when the proximity switch detects paper or plate, the paper and the plate are distinguished by the color distinguishing sensor;
step three: if the paper is identified, the suction nozzle of the suction nozzle mechanism sucks the paper and shakes up and down once to ensure that only the paper is sucked; then controlling a motor to run, driving a printing paper separating roller to move through a synchronous belt to separate paper from a printing plate and supporting the paper; after the paper is sucked up, the lifting motor runs, and the lifting belt wheel is driven to reversely rotate by the synchronous belt, so that the suction nozzle mechanism rises and whether the suction nozzle mechanism stops rising is judged by the optocoupler sensor; after the suction nozzle mechanism stops ascending, feeding paper into the paper collecting mechanism; the motor operates to drive the middle paper collecting roller to rotate so as to drive the paper collecting roller to rotate; the suction nozzle mechanism and the plate paper separating roller return to the original positions when the paper is recovered by the paper collecting roller;
then repeating the first three steps;
when the color distinguishing sensor confirms that the printing material is the printing material, a suction nozzle of the suction nozzle mechanism sucks the printing material, and the printing paper separating rod moves about 2mm to enable the printing paper separating rod to press the front end part of the printing material, and the suction nozzle shakes up and down three times, so that the printing material and paper below the printing material are separated;
controlling the motor to run, driving the printing paper separating roller to move through the synchronous belt to ensure that the printing material and the paper below are separated and the printing material is supported; after the suction nozzle mechanism stops lifting, the suction nozzle mechanism sends the plate to the conveying mechanism; the motor is operated to drive the upper pressing rocker arm driving shaft to rotate anticlockwise by about 40 degrees, and then the press roller presses down the plate; the motor is operated to drive the front and rear conveying rollers of the plate feeding table to rotate, so that the plate is conveyed to the paper baffle plate; when the ultrasonic sensor detects the plate and the sensor on the optical drum detects the plate, the paper baffle plate descends, the front and back conveying rollers of the plate feeding table operate, the plate is conveyed to the optical drum for plate loading, and meanwhile, the rotary motor in the plate feeding table operates to drive the screw rod to rotate so as to control the push gauge to move and adjust the position of the plate;
when the plate is completely loaded on the optical drum, the motor reversely operates to drive the upper pressing rocker arm driving shaft to rotate clockwise by about 40 degrees so as to enable the press roller to rise.
CN202111521871.4A 2021-12-13 2021-12-13 200-sheet automatic plate supply system and operation method thereof Active CN114212572B (en)

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Application Number Priority Date Filing Date Title
CN202111521871.4A CN114212572B (en) 2021-12-13 2021-12-13 200-sheet automatic plate supply system and operation method thereof

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Application Number Priority Date Filing Date Title
CN202111521871.4A CN114212572B (en) 2021-12-13 2021-12-13 200-sheet automatic plate supply system and operation method thereof

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CN114212572A CN114212572A (en) 2022-03-22
CN114212572B true CN114212572B (en) 2024-01-12

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CN213737180U (en) * 2020-10-23 2021-07-20 西藏昌都高争建材股份有限公司 Cement promotes conveying equipment for cement manufacture
CN214421832U (en) * 2020-12-11 2021-10-19 杭州科雷机电工业有限公司 Integrated mechanism with paper collecting and plate conveying functions

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CN214421832U (en) * 2020-12-11 2021-10-19 杭州科雷机电工业有限公司 Integrated mechanism with paper collecting and plate conveying functions

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