CN111776795A - Paper feeding system - Google Patents
Paper feeding system Download PDFInfo
- Publication number
- CN111776795A CN111776795A CN202010851997.7A CN202010851997A CN111776795A CN 111776795 A CN111776795 A CN 111776795A CN 202010851997 A CN202010851997 A CN 202010851997A CN 111776795 A CN111776795 A CN 111776795A
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- paper feeding
- clutch
- controller
- paper
- wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H3/00—Separating articles from piles
- B65H3/08—Separating articles from piles using pneumatic force
- B65H3/10—Suction rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H7/00—Controlling article feeding, separating, pile-advancing, or associated apparatus, to take account of incorrect feeding, absence of articles, or presence of faulty articles
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- Mechanical Engineering (AREA)
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Abstract
The invention relates to the technical field of paperboard production, and particularly discloses a paper feeding system which comprises a rack and a plurality of paper feeding wheels rotationally connected with the rack, and also comprises a driving device and a clutch, wherein the total number of the driving device and the clutch is equal to the total number of the paper feeding wheels; the driving device drives one of the paper feeding wheels to rotate, each of the rest paper feeding wheels is connected with a clutch, and each clutch is driven by the driving device. The scheme greatly reduces the using amount of the motor in the prior art through the matching of the driving device and the clutch, and solves the problem that a plurality of paper feeding wheels in the paper feeding system in the prior art are driven by separate motors respectively and have high cost.
Description
Technical Field
The invention relates to the technical field of paperboard production, in particular to a paper feeding system.
Background
In the current life, the cardboard is decorated the transportation packing of packing and product by the wide application in the product, the cardboard is in order to strengthen the beautification effect and the propaganda effect of product before the packing carton, generally need print the cardboard, need print on constantly being sent to lithography apparatus with the cardboard source with the help of the system of form advancing before the cardboard printing, the system of form advancing generally includes the frame, the host computer, transfer roller and feed roller all rotate to be connected in the frame, the transfer roller rotates with the host computer is synchronous, the baffle of closing the cardboard is installed to the feed roller top, there is the clearance of being convenient for seeing the cardboard off from the baffle bottom between baffle and the feed roller, can pile up a plurality of in the baffle of closing and wait to be sent to lithography apparatus's cardboard.
When the paper feeding device is used, the lowest paper board in the stack is directly contacted with the paper feeding wheel, when the lowest paper board is gradually sent out from the space enclosed by the baffle, the next lower paper board is gradually contacted with the paper feeding wheel, but the lowest paper board is not completely sent out from the space enclosed by the baffle, so the next lower paper board is still limited by the baffle, the next lower baffle is contacted with part of the paper feeding wheel at the moment, if the paper feeding wheel rotates at the moment, sliding friction is generated between the next lower paper board and the paper feeding wheel, so that the paper feeding wheel or the paper board is abraded, in order to avoid the condition, in the prior art, a single motor is adopted to drive a single paper feeding wheel to rotate, so that the lowest paper board in one paper feeding period (a paper feeding period refers to the process that one paper board is completely moved out from the enclosed baffle) is completely sent out from the space enclosed by the baffle, the paper feeding wheel can stop rotating in time when not in contact with the lowest paper board, so that the abrasion of the paper boards below the paper feeding wheel or the corresponding paper feeding wheel caused by the contact of the paper boards below the paper feeding wheel is avoided; however, the stacked paper sheets must be fed by enough wheels to ensure that the friction between the paper sheets and the feeding wheels is enough to transfer the lowest paper sheet, and the large number of feeding wheels means that a large number of motors are used, which greatly increases the cost of paper sheet transfer.
Disclosure of Invention
The invention aims to provide a paper feeding system to solve the problem of high cost caused by that a plurality of paper feeding wheels in the paper feeding system are respectively driven by independent motors in the prior art.
In order to achieve the above object, the basic scheme of the invention is as follows:
a paper feeding system comprises a frame and a plurality of paper feeding wheels which are rotatably connected with the frame, and also comprises a driving device and a clutch, wherein the total number of the driving device and the clutch is equal to the total number of the paper feeding wheels; the driving device drives one of the paper feeding wheels to rotate, each of the rest paper feeding wheels is connected with a clutch, and each clutch is driven by the driving device.
Compare the beneficial effect in prior art:
when this scheme of adoption, the installation clutch on the feeding pulley, and the clutch is driven by drive arrangement, when needs stop single feeding pulley's rotation, only need make on this feeding pulley connected the clutch be in the off-state can, power on the clutch then can not transmit the feeding pulley that corresponds on, the cost of clutch is less than the cost of motor far away, so solved among the prior art every feeding pulley and driven the problem with high costs that exists by the motor.
Further, the clutch includes initiative part and driven part, and the initiative part and the driven part of clutch are connected with two adjacent feed rollers transmission respectively, and the initiative part is connected with the feed roller transmission of direction side of form advancing, and the driven part is connected with the feed roller that is located the direction rear end of form advancing in the adjacent feed roller.
Has the advantages that: after the driving device drives the paper feeding wheel to rotate, the clutch is used for transmitting power to the next paper feeding wheel, so that the situation that the continuous rotation of the previous paper feeding wheel is not influenced by the stop of the rotation of the next paper feeding wheel is guaranteed, and meanwhile, the power can be transmitted from the driving device in sequence.
Further, the clutch is positioned below two adjacent paper feeding wheels connected with the clutch.
Has the advantages that: the space below the paper feeding wheel is utilized, and the clutch is convenient to mount.
Further, the driven part of the clutch has a self-locking structure.
Has the advantages that: the self-locking structure of the driven part is used for stopping the rotation of the paper feeding wheel connected with the driven part in time under the action of the self-locking structure after the clutch is disconnected, so that the situation that the paper feeding wheel continuously rotates under the inertia effect and rubs with paper below the paper feeding wheel is avoided.
Further, still include the negative pressure unit, be equipped with the absorption hole with the negative pressure unit intercommunication on the feed roller, the absorption hole can paste mutually with the surface of cardboard.
Has the advantages that: the negative pressure unit provides the negative pressure for the feed roller for the absorption hole produces the negative pressure, inhales the cardboard of tight feed roller top through the negative pressure, has increased the adsorption affinity of feed roller with the paper, has reduced the probability that the slip appears in the paper process of form advancing.
Furthermore, the driving device adopts a servo motor, and further comprises a controller and an encoder, wherein the encoder is used for acquiring speed information and phase information of an output shaft of the servo motor, and the controller enables the clutch to be sequentially disconnected along the paper feeding direction according to data acquired by the encoder.
Has the advantages that: the sequential disconnection of the clutches is realized through the controller and the encoder, so that the paper feeding wheel stops rotating in time when the paper feeding wheel is not in contact with the bottommost paper plate.
Further, the controller calculates the actual number of turns of rotation of the servo motor based on the speed information and the phase information acquired by the encoder, and when the controller judges that the actual number of turns reaches the preset number of turns, the controller controls the clutch to be disconnected.
Has the advantages that: the number of turns of the servo motor is calculated in time through the controller, and then through the transmission relation of servo motor and clutch that form advances, the distance that the feed roller drove the cardboard and remove is converted out to the girth of feed roller self, guarantee in same period of form advancing, the distance that drives the cardboard through clutch and feed roller and remove just in time makes the cardboard tail end arrive directly over the feed roller, avoid the feed roller to rotate the number of turns too much and produce the condition of sliding friction with inferior below cardboard under the rotation state.
Further, the frame top is connected with the baffle, and the baffle includes preceding baffle, and the clearance that the paper orientation of form advancing passes through is preceding baffle and the interval between the feed wheel, and preceding baffle is equipped with the photoelectric sensing ware of being connected with the controller electricity on the leading flank of the orientation of form advancing, and controller control photoelectric sensing ware gathers once data and generates photoelectric signal at every period end of form advancing, and whether the controller exists the cardboard on the feed wheel based on photoelectric signal judgement, if there is the cardboard, then through controller control servo motor stall and send alarm signal.
Has the advantages that: when the signal acquired by the photoelectric sensor at the end of each paper feeding period shows that the paper board still exists, the paper board is indicated not to finish paper feeding in one paper feeding period, the failure of the paper feeding process is indicated, the servo motor is stopped and sends an alarm signal to remind workers of checking and maintaining, the waste of subsequent paper board printing and the scrapping of the paper board caused by information lag are avoided, the qualified rate of the whole paper board production forming is improved, and the automation degree is improved.
Further, still include image acquisition module and image processor, image acquisition module and image processor electricity are connected, image processor is connected with the controller electricity, image acquisition module sets up between adjacent feed roller, image acquisition module is used for gathering the cardboard image when the feed roller stall of direction rear side of form advancing, image processor discerns the actual position of the cardboard of below based on the cardboard image of gathering, image processor carries out the comparison with actual position and predetermines the position, when the comparison has the deviation, make the negative pressure increase in the feed roller through the controller.
Has the advantages that: when the tail of the paper board is not shot in the paper board image acquired by the image acquisition module, the paper board cannot pass through the paper feeding wheel behind the image acquisition module in time according to preset time, and if the paper board cannot reach a preset position in time under the conditions that the combination and the disconnection of the clutch are not abnormal and the rotation of the paper feeding wheel is not abnormal, the friction force between the paper board and the paper feeding wheel is insufficient, and the paper board slips in the paper feeding process; at the moment, the negative pressure in the paper feeding wheel is increased in time, so that the adsorption force between the paper feeding wheel and the paper board is increased, the friction force between the paper board and the paper feeding wheel is also increased, and the subsequent paper feeding can be carried out smoothly.
Furthermore, an air door is connected between the paper feeding wheel and the negative pressure unit, and the controller adjusts the size of the negative pressure in the paper feeding wheel by controlling the opening size of the air door.
Has the advantages that: when the paper feeding wheel slips in the paper feeding process, the opening of the air door is adjusted through the controller, so that the adsorption force between the paper and the paper feeding wheel is increased, and the smooth paper feeding is ensured.
Drawings
FIG. 1 is a front view of a first embodiment of the present invention;
FIG. 2 is a front view of the structure of the second embodiment of the present invention;
fig. 3 is a front view of the structure of the third embodiment of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the automatic paper feeding device comprises a frame 1, a clutch 2, a servo motor 3, a front baffle 4, a rear baffle 5, a paper feeding wheel 6, a conveying roller 7, a photoelectric sensor 8 and an image sensor 9.
Example one
In the first embodiment, as shown in fig. 1, a paper feeding system includes a frame 1, a main frame, a driving device, a clutch 2 and a negative pressure unit, the driving device employs a servo motor 3, a baffle for placing paper boards is fixedly installed at the right end of the frame 1, the baffle includes a front baffle 4 and a rear baffle 5, and the baffle can enclose the paper boards to form a position limitation for the paper boards. Frame 1 is last to rotate and is connected with a plurality of feed roller 6 and a plurality of transfer roller 7, and feed roller 6 is located the baffle below, and transfer roller 7 is located the direction of form advancing of feed roller 6, and the host computer drives 7 synchronous rotations of transfer roller, and servo motor 3 drives the rotation of feed roller 6, has the interval between 4 bottoms of preceding baffle and the 6 upper surfaces of feed roller, and this interval is in order to make things convenient for seeing off the cardboard in enclosing the baffle that closes.
The total number of the servo motors 3 and the clutches 2 is equal to the total number of the paper feeding wheels 6, the number of the paper feeding wheels 6 in the embodiment is four, the servo motors 3 drive the paper feeding wheel 6 at the leftmost end to directly rotate through a belt, and the clutches 2 are positioned below the middles of the adjacent paper feeding wheels 6; the clutch 2 includes a driving portion and a driven portion, the driving portion and the driven portion of the clutch 2 are respectively connected with two adjacent paper feeding wheels 6 through belt transmission, the driving portion of the clutch 2 is connected with the paper feeding wheels 6 on the paper feeding direction side in a transmission manner (i.e. the driving portion of the clutch 2 is connected with the paper feeding wheels 6 on the left side of the adjacent paper feeding wheels 6 in a transmission manner), and the driven portion is connected with the paper feeding wheels 6 on the rear end of the adjacent paper feeding wheels 6 in the paper feeding direction (i.e. the driven portion of the clutch 2 is connected with the paper feeding wheels 6 on the right side of the adjacent paper feeding wheels 6 in a transmission manner.
In the embodiment, all the transmission ratios are 1:1, that is, the rotating speed of the feeding wheel 6 is equal to the rotating speed of the clutch 2 is equal to the rotating speed of the servo motor 3, and the clutch 2 is located between two adjacent feeding wheels 6 connected with the clutch 2, so that the clutches 2 on both sides of each feeding wheel 6 are symmetrically arranged, and the feeding of the feeding wheels 6 is more stable.
The driven part of clutch 2 has self-locking structure, and self-locking structure is used for after clutch 2 breaks off, and the feed roller 6 that is connected with the driven part of clutch 2 can in time stop rotating under self-locking structure's effect, avoids feed roller 6 to last to rotate under the inertia effect and produces the condition of friction with the paper of time below.
The negative pressure unit adopts a vacuum bellows, a vacuum adsorption fan is installed in the vacuum bellows, an adsorption hole communicated with the vacuum bellows is formed in the paper feeding wheel 6, the adsorption hole is formed in the circumferential surface of the paper feeding wheel 6, and the adsorption hole can be attached to the surface of the paperboard.
Still include controller and encoder, the encoder is used for acquireing the speed information and the phase information of 3 output shafts of servo motor, and the controller calculates servo motor 3's actual number of turns of rotating based on the speed information and the phase information that the encoder acquireed, and the controller is when judging that actual number of turns reaches and predetermines the number of turns, and the disconnection of controller control clutch 2.
In the embodiment, the preset turns are set for three times in a paper feeding period of a paper board, the preset turns comprise a first preset turn, a second preset turn and a third preset turn, when the controller judges that the actual rotation turns of the servo motor 3 reach the first preset turn, the tail end of the paper can just move to the tail end paper feeding wheel 6, and meanwhile, the controller controls the tail end clutch 2 to be disconnected; after the controller judges that the actual number of turns of the servo motor 3 reaches the second preset number of turns, the tail end of the paper can just move to the paper feeding wheel 6 at the secondary tail end, and meanwhile, the controller controls the clutch 2 at the secondary tail end to be disconnected; similarly, the clutch 2 at the leftmost end is disconnected when the actual number of turns of the servo motor 3 reaches a third preset number of turns, and at the moment, the tail end of the paper can be just moved to a third paper feeding wheel 6 counted from right to left; whole control process has realized that the controller makes clutch 2 along the function of the orderly disconnection of the direction of form advancing in proper order according to the data that the encoder acquireed, guarantees when the cardboard is about to break away from feed roller 6, and feed roller 6 in time stall avoids feed roller 6 and cardboard below the time to produce the condition that sliding friction and wearing and tearing cardboard or feed roller 6.
The paper feed speed of the paper feed wheel 6 is the same as the transport speed of the transport roller 7.
In the embodiment, the whole paper feeding period is driven by only one servo motor 3, an independent motor is not required to be additionally arranged on each paper feeding wheel 6, the automatic stop rotation of the paper feeding wheels 6 is realized by the matching of the clutch 2, the controller and the encoder, the clutch 2 replaces a plurality of motors, so the cost is greatly reduced, and meanwhile, the structure of the clutch 2 is simpler and smaller than that of the motor, the occupied area is smaller, and the paper feeding device is more suitable for the existing production; under the cooperation of the servo motor 3, the clutch 2, the controller and the encoder, the automation degree of the whole paper feeding system is higher.
Example two
With reference to fig. 2, the second embodiment is improved on the basis of the first embodiment, and specifically, the following steps are performed: the left side of the front baffle 4 is fixedly provided with a photoelectric sensor 8 electrically connected with the controller, the controller controls the photoelectric sensor 8 to collect data once and generate a photoelectric signal when each paper feeding period is finished, the controller judges whether a paper board exists on the paper feeding wheel 6 based on the photoelectric signal, and if the paper board exists, the controller controls the servo motor 3 to stop rotating and send an alarm signal.
When the signal acquired by the photoelectric sensor 8 at the end of each paper feeding period shows that the paper board still exists, the paper board is indicated not to finish paper feeding in one paper feeding period, the failure of the paper feeding process is indicated, the servo motor 3 is stopped and sends an alarm signal to remind workers of checking and maintaining, the waste of subsequent paper board printing and the scrapping of the paper board caused by information lag are avoided, the qualified rate of the whole paper board production molding is improved, and the automation degree of a paper feeding system is improved.
EXAMPLE III
With reference to fig. 3, the third embodiment is further improved on the basis of the second embodiment, and specifically, the following steps are performed: also comprises an image acquisition module and an image processor, the image acquisition module adopts an image sensor 9, the image sensor 9 is electrically connected to an image processor, which is electrically connected to the controller, the image sensor 9 is disposed between the adjacent feed rollers 6, the image sensors 9 are used to capture images of the paper sheets when the feed rollers 6 on the rear side in the paper feeding direction stop rotating (in this embodiment, the number of the image sensors 9 is two, one image sensor 9 is installed below between the last two feed rollers 6, and the other image sensor 9 is installed below between the second feed roller 6 and the third feed roller 6 from right to left), the image processor identifies the actual position of the lowermost paper board based on the collected paper board images, compares the actual position with a preset position, and increases the negative pressure in the paper feeding wheel 6 through the controller when the comparison has a deviation.
An air door is connected between the paper feeding wheel 6 and the vacuum bellows, a motor is connected to the air door, and the controller controls the opening of the air door by controlling the rotation condition of the motor so as to achieve the purpose of adjusting the negative pressure in the paper feeding wheel 6.
The specific implementation process is as follows:
when the tail of the paper board is not shot in the paper board image acquired by the image sensor 9, namely the paper board cannot pass through the paper feeding wheel 6 behind the image sensor 9 in time according to preset time, under the condition that the combination and the disconnection of the clutch 2 are not abnormal and the rotation of the paper feeding wheel 6 is not abnormal, if the paper board cannot reach a preset position in time, the friction force between the paper board and the paper feeding wheel 6 is insufficient, and the paper board slips in the paper feeding process; at this moment, the opening of the air door is controlled by the controller to increase the negative pressure in the paper feeding wheel 6, so that the adsorption force between the paper feeding wheel 6 and the paper board is increased, the friction force between the paper board and the paper feeding wheel 6 is increased, and the subsequent paper feeding can be carried out smoothly.
On the basis of the second embodiment, the third embodiment automatically and in advance discovers the problems existing in the paper feeding process, and reduces the frequency of stopping the equipment.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (10)
1. The utility model provides a paper feeding system, includes a plurality of feed roller of rotating the connection in frame and the frame, its characterized in that: the paper feeding device also comprises a driving device and a clutch, wherein the sum of the number of the driving device and the clutch is equal to the total number of the paper feeding wheels; the driving device drives one of the paper feeding wheels to rotate, each of the rest paper feeding wheels is connected with a clutch, and each clutch is driven by the driving device.
2. The paper feeding system of claim 1, wherein: the clutch comprises a driving part and a driven part, the driving part and the driven part of the clutch are in transmission connection with two adjacent paper feeding wheels respectively, the driving part is in transmission connection with the paper feeding wheels on the side of the paper feeding direction, and the driven part is connected with the paper feeding wheels at the rear end of the paper feeding direction in the adjacent paper feeding wheels.
3. The paper feeding system of claim 2, wherein: the clutch is positioned below the two adjacent paper feeding wheels connected with the clutch.
4. The paper feeding system of claim 2, wherein: the driven part of the clutch is provided with a self-locking structure.
5. The paper feeding system of claim 1, wherein: the paper feeding wheel is provided with an adsorption hole communicated with the negative pressure unit, and the adsorption hole can be attached to the surface of the paper board.
6. The paper feeding system of claim 5, wherein: the driving device adopts a servo motor, and further comprises a controller and an encoder, wherein the encoder is used for acquiring speed information and phase information of an output shaft of the servo motor, and the controller enables the clutch to be sequentially disconnected along the paper feeding direction according to data acquired by the encoder.
7. The paper feeding system of claim 6, wherein: the controller calculates the actual number of turns of rotation of servo motor based on speed information and phase information that the encoder obtained, and when the controller was judging actual number of turns and was reaching the number of turns of presetting, the disconnection of clutch was controlled to the controller.
8. The paper feeding system of claim 6, wherein: the utility model discloses a paper feeding device, including frame, baffle, controller, photoelectric sensing ware, controller, servo motor, baffle, controller, photoelectric sensing ware, the baffle is equipped with the photoelectric sensing ware be connected with the controller electricity on the leading flank of the direction of form advancing, the controller is controlled the photoelectric sensing ware and is gathered data once and generate photoelectric signal when every period of form advancing finishes, the controller.
9. The paper feeding system of claim 7, wherein: the automatic paper feeding device is characterized by further comprising an image acquisition module and an image processor, wherein the image acquisition module is electrically connected with the image processor, the image processor is electrically connected with the controller, the image acquisition module is arranged between adjacent paper feeding wheels, the image acquisition module is used for acquiring paper plate images when the paper feeding wheels on the rear side of the paper feeding direction stop rotating, the image processor identifies the actual position of the paper plate at the lowest part based on the acquired paper plate images, the image processor compares the actual position with a preset position, and when the comparison has deviation, the negative pressure in the paper feeding wheels is increased through the controller.
10. The paper feeding system of claim 9, wherein: an air door is connected between the paper feeding wheel and the negative pressure unit, and the controller adjusts the size of the negative pressure in the paper feeding wheel by controlling the opening size of the air door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010851997.7A CN111776795A (en) | 2020-08-21 | 2020-08-21 | Paper feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010851997.7A CN111776795A (en) | 2020-08-21 | 2020-08-21 | Paper feeding system |
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| CN111776795A true CN111776795A (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010851997.7A Pending CN111776795A (en) | 2020-08-21 | 2020-08-21 | Paper feeding system |
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|---|---|---|---|---|
| JPH11268846A (en) * | 1998-03-24 | 1999-10-05 | Fuji Xerox Co Ltd | Controller for copying device |
| CN201605049U (en) * | 2009-12-31 | 2010-10-13 | 青岛美光机械有限公司 | Paperboard separating and conveying device |
| CN206665499U (en) * | 2017-03-24 | 2017-11-24 | 东莞帕萨电子装备有限公司 | A kind of electromagnetic clutch conveying device |
| CN108819470A (en) * | 2018-08-08 | 2018-11-16 | 广州科盛隆纸箱包装机械有限公司 | Corrugated paper printing equipment front edge paper feed portion and its driving device |
| CN109368309A (en) * | 2018-10-12 | 2019-02-22 | 广东东方精工科技股份有限公司 | A kind of front edge paper feed platform of gear driving |
| CN208841910U (en) * | 2018-07-17 | 2019-05-10 | 重庆安卡自动化工程有限公司 | For corrugated paper box printing machine tool without impression servo leading-edge paper-feeding mechanism |
| CN209409442U (en) * | 2018-07-19 | 2019-09-20 | 重庆安卡自动化工程有限公司 | Multiple-axis servo front edge paper feed system for corrugated paper box printing machine tool |
| CN210418512U (en) * | 2019-04-16 | 2020-04-28 | 常昊 | Pressure-reducing paper feeding system and corrugated board paper feeding mechanism |
-
2020
- 2020-08-21 CN CN202010851997.7A patent/CN111776795A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11268846A (en) * | 1998-03-24 | 1999-10-05 | Fuji Xerox Co Ltd | Controller for copying device |
| CN201605049U (en) * | 2009-12-31 | 2010-10-13 | 青岛美光机械有限公司 | Paperboard separating and conveying device |
| CN206665499U (en) * | 2017-03-24 | 2017-11-24 | 东莞帕萨电子装备有限公司 | A kind of electromagnetic clutch conveying device |
| CN208841910U (en) * | 2018-07-17 | 2019-05-10 | 重庆安卡自动化工程有限公司 | For corrugated paper box printing machine tool without impression servo leading-edge paper-feeding mechanism |
| CN209409442U (en) * | 2018-07-19 | 2019-09-20 | 重庆安卡自动化工程有限公司 | Multiple-axis servo front edge paper feed system for corrugated paper box printing machine tool |
| CN108819470A (en) * | 2018-08-08 | 2018-11-16 | 广州科盛隆纸箱包装机械有限公司 | Corrugated paper printing equipment front edge paper feed portion and its driving device |
| CN109368309A (en) * | 2018-10-12 | 2019-02-22 | 广东东方精工科技股份有限公司 | A kind of front edge paper feed platform of gear driving |
| CN210418512U (en) * | 2019-04-16 | 2020-04-28 | 常昊 | Pressure-reducing paper feeding system and corrugated board paper feeding mechanism |
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Application publication date: 20201016 |
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