CN218144697U

CN218144697U - Double-sided printing is with exempting from to press adsorption paper feeding device

Info

Publication number: CN218144697U
Application number: CN202222198884.9U
Authority: CN
Inventors: 赵虎; 吴国洪
Original assignee: Hangzhou Wanxing Printing Co ltd
Current assignee: Hangzhou Wanxing Printing Co ltd
Priority date: 2022-08-19
Filing date: 2022-08-19
Publication date: 2022-12-27
Anticipated expiration: 2032-08-19

Abstract

The utility model discloses a pressure-free paper feeding device for double-sided printing, which belongs to the technical field of printing and comprises a paper feeding frame, wherein a controller is assembled on one side, close to a paper feeding end, of the outer wall of the paper feeding frame, two mounting grooves are symmetrically formed in one side, close to the paper feeding end, of the outer wall of the paper feeding frame, a paper feeding cavity is arranged above the inner part of the paper feeding frame, a first paper feeding structure is assembled on one side, close to the paper feeding end, of the inner part of the paper feeding cavity, and a second paper feeding structure is assembled on the inner part of the paper feeding cavity, close to the paper feeding end; the utility model discloses a first structure of form advancing and the second structure of form advancing realize the conveying work of paper, through the work of form advancing of drive structure and negative pressure adsorption structure realization paper, exempt from the extrusion and form advance, can avoid the too big paper fold or the damage problem that cause of extrusion force, have the better effect of form advancing, clean the impurity of the paper surface adhesion before form advancing through clean structure simultaneously, improve the printing effect of paper.

Description

Double-sided printing is with exempting from to press adsorption paper feeding device

Technical Field

The utility model belongs to the technical field of the printing, concretely relates to double-sided printing is with exempting from to press adsorption paper feeding device.

Background

With the enhancement of environmental awareness of people, saving paper becomes a rule followed by people, so in actual work, in order to save the use amount of paper, a plurality of papers are printed on two sides, while the paper feeding mode adopted by the existing papers in the printing on two sides is paper pressing transmission, the paper feeding mode may cause the paper to be folded or damaged due to overlarge extrusion force during paper feeding, and the paper feeding effect of the device is reduced.

SUMMERY OF THE UTILITY MODEL

To solve the problems raised in the background art described above. The utility model provides a double-sided printing is with exempting from to press adsorption paper feeding device has better effect of form advancing, improves the characteristics of the printing effect of paper.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two-sided printing is with exempting from to press adsorption apparatus, is including sending the paper frame, the outer wall of sending the paper frame is close to one side that advances the paper end and is equipped with the controller, the outer wall of sending the paper frame is close to one side symmetry that advances the paper end and is provided with two mounting grooves, the inside top of sending the paper frame is provided with the cavity of form advancing, the inside of the cavity of form advancing is close to paper end one side and is equipped with the first structure of form advancing, the inside of the cavity of form advancing is close to the end of form advancing and is equipped with the second structure of form advancing, the first structure of form advancing realizes with the second structure cooperation that form advancing that the paper is form advancing, the top of sending the paper frame just is located the first top of form advancing the structure and is connected with the mount, the below of mount is connected with the cleaning brush board, the surface of treating of cleaning brush board cleaning paper, the top of sending the paper frame just is located one side of being close to the second structure of form advancing and is equipped with the drive structure, the negative pressure adsorption structure reciprocating motion of drive, and the negative pressure adsorption structure negative pressure adsorption fixed paper is adsorbed.

Preferably, the first structure of form advancing is including assembling the motor of form advancing on the frame outer wall of form advancing and setting up two in the cavity of form advancing, and the output shaft of shaft coupling and the motor of form advancing is passed through to the one end of a roller of form advancing, and the other end of a roller of form advancing passes through the bearing and the interior wall connection who sends the paper frame, and the bearing is passed through at the both ends of another roller of form advancing and the interior wall connection who form advances the frame, two it is connected with the area of form advancing to advance between the roller, the second form advancing the structure the same with the first structure of form advancing.

Preferably, the drive structure is including connecting two links at the frame both ends of form advancing, one the inside of link is provided with two first fitting grooves, and a first fitting groove is located one side of another first fitting groove, one be equipped with driving motor in the first fitting groove, another be provided with connecting screw in the first fitting groove, connecting screw's one end passes through shaft coupling and driving motor's output shaft, and connecting screw's the other end passes through the interior wall connection of bearing and link, and negative pressure adsorption structure passes through transmission between drive nut and the connecting screw and is connected, another the inside of link is provided with the second fitting groove, the second fitting groove in-connection has supplementary slide bar, and negative pressure adsorption structure passes through trompil sliding guide on supplementary slide bar.

Preferably, negative pressure adsorption structure is including removing the frame, and the one end that removes the frame is passed through drive nut and is connected with the connecting screw transmission, and the other end that removes the frame passes through trompil and supplementary slide bar sliding connection, the top that removes the frame is equipped with the air pump, the inside that removes the frame is provided with the negative pressure and adsorbs the cavity, and the air inlet end and the negative pressure of air pump adsorb the cavity intercommunication, the below that removes the frame is connected with the negative pressure and adsorbs the dish, negative pressure adsorb dish and negative pressure and adsorb the cavity intercommunication.

Preferably, a scrap falling port is formed in the bottom end of the paper feeding cavity and between the paper feeding belt of the first paper feeding structure and the paper feeding belt of the second paper feeding structure, a scrap falling cavity is arranged below the inner portion of the paper feeding frame and communicated with the scrap falling port, the bottom end of the scrap falling cavity is arranged in an inclined structure, and a scrap storage groove is formed in the inclined bottom end of the scrap falling cavity.

Preferably, the bottom of mount and the bottom of removal frame are middle to rotate through the bearing symmetry and are connected with two threaded rods, the top of cleaning brush board and the top of negative pressure absorption dish are middle to be connected with two thread bushings symmetrically, threaded rod threaded connection in thread bushing, the bottom of removal frame is provided with the connector, the top of negative pressure absorption dish extends to in the connector and is connected with seal gasket at the outer wall and is used for sealing.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a first structure of form advancing and the second structure of form advancing realize the conveying work of paper, through the work of form advancing of drive structure and negative pressure adsorption structure realization paper, exempt from the extrusion and form advance, can avoid the too big paper fold or the damage problem that causes of extrusion force, have the better effect of form advancing, clean the impurity of paper surface adhesion before form advancing through clean structure simultaneously, improve the printing effect of paper.

2. The utility model discloses the bottom of the cavity of form advancing just is located the first structure of form advancing and the second form advancing of structure and sets up the bits mouth that falls between the area of form advancing, and the frame of form advancing is gone up to be located the below slope of the cavity of form advancing simultaneously and is set up the bits cavity that falls, and the slope bottom of the bits cavity that falls sets up the chip storage groove moreover, can drop the clean impurity on the first structure of form advancing of carrying for better collection, alleviates staff's the clearance degree of difficulty.

3. The utility model discloses all be connected through threaded connection's between thread bush and pivoted threaded rod mode between cleaning brush board and mount and negative pressure adsorption dish and removal frame, this kind of connected mode has dismantled and assembled function, and the negative pressure adsorption dish and the cleaning brush board of changing the damage of adaptation are changed to the convenient specification according to the paper, improve adsorbing the effect of form advancing and whole result of use of device.

Drawings

Fig. 1 is a perspective view of the present invention;

FIG. 2 is a vertical sectional view of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention;

fig. 4 is a schematic view of the installation of the present invention;

in the figure: 1. a paper feeding frame; 2. a paper feeding cavity; 3. cleaning the brush plate; 4. a fixed mount; 5. a chip storage groove; 6. a chip falling cavity; 7. a controller; 8. a paper feed motor; 9. mounting grooves; 10. an auxiliary slide bar; 11. a movable frame; 12. an air pump; 13. a connecting frame; 14. a chip falling port; 15. a paper feeding belt; 16. a paper feed roller; 17. connecting a screw rod; 18. a drive motor; 19. sealing gaskets; 20. a negative pressure adsorption cavity; 21. a threaded sleeve; 22. a threaded rod; 23. a negative pressure adsorption disc; 24. and (7) connecting ports.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a double-sided printing is with exempting from to press adsorption apparatus, including paper feeding frame 1, one side that paper feeding frame 1's outer wall is close to the paper feed end is equipped with controller 7, one side symmetry that paper feeding frame 1's outer wall is close to the paper feed end is provided with two mounting grooves 9, the inside top of paper feeding frame 1 is provided with the cavity 2 of form advancing, the inside of cavity 2 of form advancing is close to paper feed end one side and is equipped with the first structure of form advancing, the inside of cavity 2 of form advancing is close to the end of form advancing and is equipped with the second structure of form advancing, the cooperation of first structure of form advancing and second form advancing realizes that the paper is form advanced, the top of paper feeding frame 1 just is located the first top of form advancing the structure and is connected with mount 4, the below of mount 4 is connected with cleaning brush board 3, the surface of waiting to print of cleaning brush board 3 cleaning paper, one side that paper feeding frame 1's top just is located and is close to the second structure of form advancing is equipped with drive structure, the top of second is provided with negative pressure adsorption structure, drive structure reciprocating motion of drive, fixed paper is adsorbed in the negative pressure adsorption structure, fixed paper is adsorbed in the negative pressure to the negative pressure adsorption structure negative pressure.

Specifically, the first structure of form advancing includes assembly motor 8 and two paper feed rollers 16 of setting in the cavity 2 of form advancing on the frame of form advancing outer wall of 1, one end of one paper feed roller 16 passes through the output shaft of shaft coupling and motor 8 of form advancing, the other end of one paper feed roller 16 passes through the bearing and is connected with the inner wall of frame 1 of form advancing, the both ends of another paper feed roller 16 pass through the bearing and the inner wall connection of frame 1 of form advancing, be connected with paper feed belt 15 between two paper feed rollers 16, the second structure of form advancing is the same with the structure of the first structure of form advancing.

Specifically, the driving structure comprises two connecting frames 13 connected to two ends of the paper feeding frame 1, two first assembling grooves are formed in one connecting frame 13, one first assembling groove is located on one side of the other first assembling groove, a driving motor 18 is assembled in one first assembling groove, a connecting screw rod 17 is arranged in the other first assembling groove, one end of the connecting screw rod 17 is connected with an output shaft of the driving motor 18 through a coupler, the other end of the connecting screw rod 17 is connected with the inner wall of the connecting frame 13 through a bearing, the negative pressure adsorption structure is in transmission connection with the connecting screw rod 17 through a transmission nut, a second assembling groove is formed in the other connecting frame 13, an auxiliary sliding rod 10 is connected into the second assembling groove, and the negative pressure adsorption structure is guided on the auxiliary sliding rod 10 through holes in a sliding mode.

Specifically, negative pressure adsorption structure is including removing frame 11, the one end that removes frame 11 is passed through drive nut and is connected with connecting screw 17 transmission, the other end that removes frame 11 passes through trompil and supplementary slide bar 10 sliding connection, the top that removes frame 11 is equipped with air pump 12, the inside that removes frame 11 is provided with negative pressure and adsorbs cavity 20, air inlet end and the negative pressure of air pump 12 adsorb cavity 20 intercommunication, the below that removes frame 11 is connected with negative pressure and adsorbs dish 23, negative pressure adsorbs dish 23 and negative pressure and adsorbs cavity 20 intercommunication.

The working principle of the embodiment is as follows:

starting paper feeding motors 8 of a first paper feeding structure and a second paper feeding structure, wherein the two paper feeding motors 8 drive output shafts to rotate, the output shafts of the two paper feeding motors 8 drive two connected paper feeding rollers 16 to rotate, the two rotating paper feeding rollers 16 drive the other two connected paper feeding rollers 16 to rotate through two connected paper feeding belts 15, so that the transmission of the two paper feeding belts 15 is realized, paper to be printed on two sides is placed on the paper feeding belt 15 of the first paper feeding structure, the paper feeding belt 15 conveys the paper, the cleaning brush plate 3 cleans impurities adhered on the surface of the paper during the paper conveying process, the cleaned paper reaches the paper feeding belt 15 of the second paper feeding structure under the conveying of the paper feeding belt 15, the paper feeding belt 15 continues to convey the paper, the paper reaches the area of a negative pressure adsorption tray 23 during the paper conveying process, starting an air pump 12, the air pump 12 pumps air in a negative pressure adsorption cavity 20 and the negative pressure adsorption tray 23, so that the negative pressure adsorption cavity 20 and the negative pressure adsorption tray 23 present a negative pressure environment, the paper is adsorbed and fixed by the negative pressure adsorption tray 23, starting the driving motor 18, the output shaft of the driving motor 18 drives a positive screw rod to rotate forward direction to connect to a screw rod 17, the moving frame 11 moves on the connecting screw 17 in the direction far away from the second paper feeding structure, the moving frame 11 drives the negative pressure adsorption disc 23 and the paper to move in the same direction until the paper is sent to the adaptive position of the printing machine, the air pump 12 stops sucking and starts inflating to enable the negative pressure adsorption cavity 20 and the negative pressure adsorption disc 23 to present a normal environment, the paper falls off, paper feeding operation is completed, printing is waited for, drying is waited for, and printing operation of the other surface is carried out in the same mode;

when the moving frame 11 moves on the connecting screw 17, the other end moves on the auxiliary slide bar 10 synchronously, thereby improving the moving stability.

Example 2

The present embodiment is different from embodiment 1 in that:

specifically, a chip falling port 14 is formed in the bottom end of the paper feeding cavity 2 and between a paper feeding belt 15 of the first paper feeding structure and a paper feeding belt 15 of the second paper feeding structure, a chip falling cavity 6 is arranged below the inner portion of the paper feeding frame 1, the chip falling cavity 6 is communicated with the chip falling port 14, the bottom end of the chip falling cavity 6 is arranged in an inclined structure, and a chip storage groove 5 is formed in the inclined bottom end of the chip falling cavity 6.

The working principle of the embodiment is as follows:

the clean paper surface adhesion's that gets off of cleaning brush board 3 impurity part can adhere on cleaning brush board 3, and the part can drop to the first strip 15 of form advancing of structure of form advancing, and the impurity that drops on strip 15 of form advancing can drop to the junk chamber 6 in through junk mouth 14 in 15 data advancing strip transfer process, and the slope radian along junk chamber 6 drops to storing up the bits groove 5 again in, makes things convenient for the staff to collect.

Example 3

The present embodiment is different from embodiment 2 in that:

specifically, the middle of the bottom of mount 4 and the bottom of removal frame 11 is connected with two threaded rods 22 through bearing symmetry rotation, and the middle symmetry of the top of cleaning brush board 3 and the top of negative pressure adsorption dish 23 is connected with two thread bushings 21, and threaded rod 22 threaded connection is in thread bushing 21, and the bottom of removal frame 11 is provided with connector 24, and the top of negative pressure adsorption dish 23 extends to in connector 24 and is connected with seal gasket 19 at the outer wall and be used for sealing.

The working principle of the embodiment is as follows:

before the device is used, the adaptive negative pressure adsorption disc 23 needs to be selected according to the specification of paper, two threaded sleeves 21 on the negative pressure adsorption disc 23 are aligned to two threaded rods 22 on the movable frame 11 and move upwards, and meanwhile, the two threaded rods 22 are rotated positively to enable the two threaded rods 22 to be connected in the two threaded sleeves 21 in a threaded mode until the two threaded rods 22 are completely inserted into the two threaded sleeves 21, namely, when the two threaded rods 22 cannot rotate, the positive rotation of the two threaded rods 22 is stopped, at the moment, the negative pressure adsorption disc 23 is connected with the movable frame 11 to achieve negative pressure adsorption, and the problem that the paper cannot be firmly adsorbed due to the fact that the negative pressure adsorption disc 23 cannot adapt to the paper is avoided;

when the cleaning brush plate 3 needs to be replaced, the disassembling step is the reverse of the above, and the assembling step is the same as the above, which is not described herein again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two-sided printing is with exempting from to press adsorption paper feeding device, includes paper feeding frame (1), its characterized in that: the paper feeding device is characterized in that one side, close to a paper feeding end, of the outer wall of the paper feeding frame (1) is provided with a controller (7), one side, close to the paper feeding end, of the outer wall of the paper feeding frame (1) is symmetrically provided with two mounting grooves (9), a paper feeding cavity (2) is arranged above the inner portion of the paper feeding frame (1), one side, close to the paper feeding end, of the inner portion of the paper feeding cavity (2) is provided with a first paper feeding structure, the inner portion, close to the paper feeding end, of the paper feeding cavity (2) is provided with a second paper feeding structure, the first paper feeding structure and the second paper feeding structure are matched to achieve paper feeding, the top of the paper feeding frame (1) is connected with a fixing frame (4) and located above the first paper feeding structure, the lower portion of the fixing frame (4) is connected with a cleaning brush plate (3), the surface, to be printed, of the cleaning brush plate (3) is cleaned, the top of the paper feeding frame (1) is located one side, close to the second paper feeding structure is provided with a driving structure, the negative pressure adsorption structure drives the negative pressure adsorption structure to drive the paper to move in a reciprocating mode, and the negative pressure adsorption structure adsorbs the fixed paper.

2. The press-free paper feeding device for double-sided printing according to claim 1, wherein: the first structure of form advancing is including assembling at the motor (8) of form advancing on frame (1) outer wall of form advancing and setting two feed rollers (16) in the cavity (2) of form advancing, the output shaft of shaft coupling and motor (8) of form advancing is passed through to the one end of one feed roller (16), the other end of one feed roller (16) passes through the bearing and the interior wall connection of frame (1) of form advancing, the both ends of another feed roller (16) are through the bearing and the interior wall connection of frame (1) of form advancing, two be connected with between feed roller (16) and advance paper area (15), the second is form advancing the structure the same with the first structure of form advancing.

3. The press-free paper feeding device for double-sided printing according to claim 1, wherein: drive structure is including connecting two link (13) at paper feeding frame (1) both ends, one the inside of link (13) is provided with two first assembly grooves, and a first assembly groove is located one side of another first assembly groove, one be equipped with driving motor (18) in the first assembly groove, another be provided with connecting screw (17) in the first assembly groove, the output shaft of shaft coupling and driving motor (18) is passed through to the one end of connecting screw (17), and the other end of connecting screw (17) passes through the interior wall connection of bearing and link (13), and negative pressure adsorption structure passes through drive nut and is connected with connecting screw (17) transmission within a definite time, another the inside of link (13) is provided with the second assembly groove, second assembly inslot is connected with supplementary slide bar (10), and negative pressure adsorption structure passes through trompil slide guide on supplementary slide bar (10).

4. The press-free paper feeding device for double-sided printing according to claim 3, wherein: negative pressure adsorption structure is including removing frame (11), and the one end that removes frame (11) is passed through drive nut and is connected with connecting screw (17) transmission, and the other end that removes frame (11) passes through trompil and supplementary slide bar (10) sliding connection, the top that removes frame (11) is equipped with air pump (12), the inside that removes frame (11) is provided with negative pressure and adsorbs cavity (20), and the air inlet end and the negative pressure of air pump (12) adsorb cavity (20) intercommunication, the below that removes frame (11) is connected with negative pressure and adsorbs dish (23), and negative pressure adsorbs dish (23) and negative pressure and adsorbs cavity (20) intercommunication.

5. The press-free paper feeding device for double-sided printing according to claim 2, wherein: the utility model discloses a scrap feeding device, including the structure of form advancing, the bottom of the cavity of form advancing (2) just is located first form advancing the paper area (15) of structure and the second form advancing the paper area (15) of structure and is provided with chip falling mouth (14) within a definite time, the inside below of sending paper frame (1) is provided with chip falling cavity (6), chip falling cavity (6) and chip falling mouth (14) intercommunication, the bottom of chip falling cavity (6) sets up for the slope structure, the slope bottom of chip falling cavity (6) is provided with chip storage groove (5).

6. The press-free paper feeding device for double-sided printing according to claim 4, wherein: the utility model discloses a cleaning brush, including fixed frame (4), negative pressure adsorption dish (23), threaded rod (22), connecting port (24) are provided with to the bottom of removal frame (4) and the bottom of removal frame (11) in the middle of the rotation of bearing symmetry be connected with two threaded rods (22), the top of cleaning brush board (3) and the top of negative pressure adsorption dish (23) in the middle of the symmetry be connected with two thread bush (21), threaded rod (22) threaded connection in thread bush (21), the top of removal frame (11) extends to in connecting port (24) and is connected with seal gasket (19) at the outer wall and is used for sealing.