CN218753833U

CN218753833U - Paper feeder

Info

Publication number: CN218753833U
Application number: CN202223122616.5U
Authority: CN
Inventors: 边瑜; 姜新波; 周飞
Original assignee: SHANDONG CENTURY MACHINERY CO Ltd
Current assignee: SHANDONG CENTURY MACHINERY CO Ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-03-28
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a paper feeding device relates to cross cutting machine technical field. The front gauge plate and the two side gauge plates of the paper feeding device are provided with the brush rollers and the driving mechanisms for driving the brush rollers to rotate, the brush rollers are used for being matched with the paper supporting mechanism of the paper feeding device to divide a paper pile in a paper pile accommodating space into an upper layer and a lower layer, and the brush rollers are used for poking a paperboard of the upper layer of paper pile to the lower layer of paper pile under the driving of the driving mechanisms; the air suction paper feeding mechanism of the paper feeding device is used for adsorbing the lowest layer paper board of the lower layer paper pile and outputting the adsorbed lowest layer paper board from the paper conveying channel. The utility model discloses adsorption paper feeding device has reduced the pressure that the paper pile lower floor cardboard received greatly, has solved cardboard mar problem, has guaranteed the quality of cardboard.

Description

Paper feeder

Technical Field

The utility model relates to a cross cutting machine technical field, concretely relates to adsorption paper feeding device.

Background

When the front edge paper feeding device of the existing die-cutting machine is used, the paper pile is completely pressed on the air suction paper feeding mechanism, so that the lowest paperboard of the paper pile is subjected to great pressure, and in the paper feeding process, the lowest paperboard is easy to generate friction scratches with the air suction paper feeding mechanism and the adjacent paperboards, so that the paperboards cannot meet the quality requirement.

At present, the main mode of solving the cardboard in-process cardboard and producing the mar problem is shown in fig. 5, hold up partial cardboard from 8 rear ends of pile of papers through holding in the palm paper mechanism 3 and reduce the pressure that 8 bottommost layer cardboards of pile of papers received, this kind of mode though can alleviate the cardboard mar, nevertheless because 8 front ends of pile of papers still all press on air suction paper feeding mechanism 2, the pressure that 8 bottommost layer cardboards of pile of papers received is still great, consequently, cardboard mar problem still can't be solved.

SUMMERY OF THE UTILITY MODEL

To the above defect that prior art exists, the utility model provides a paper feeding device, this paper feeding device is through piling the layering with the paper, has reduced the pressure that the paper piles lower floor cardboard received greatly, has solved the problem that the in-process cardboard of form advancing produced the mar, has guaranteed the quality of cardboard.

In order to solve the technical problem, the utility model discloses a technical scheme be:

the paper feeding device comprises a rack, and an air suction paper feeding mechanism, a paper supporting mechanism, a front gauge plate and two side gauge plates which are arranged on the rack, wherein the front gauge plate and the paper supporting mechanism are oppositely arranged on the front side and the rear side of the air suction paper feeding mechanism, the two side gauge plates are oppositely arranged on the left side and the right side of the air suction paper feeding mechanism, the paper supporting mechanism, the front gauge plate and the two side gauge plates jointly enclose a paper pile accommodating space, a paper conveying channel is arranged between the front gauge plate and the air suction paper feeding mechanism, brush rollers and a driving mechanism for driving the brush rollers to rotate are arranged on the front gauge plate and the two side gauge plates, the brush rollers are used for being matched with the paper supporting mechanism to divide a paper pile in the paper pile accommodating space into an upper layer and a lower layer, and the brush rollers are used for conveying the upper layer of paper pile to the lower layer of paper pile under the driving of the driving mechanism; the air suction paper feeding mechanism is used for adsorbing the lowest layer paper boards of the lower layer paper pile and outputting the adsorbed lowest layer paper boards from the paper conveying channel.

The driving mechanism comprises a motor and a transmission mechanism, and the transmission mechanism is arranged between the motor and the brush roller.

Wherein, the transmission mechanism is one of a gear transmission mechanism, a belt transmission mechanism and a chain transmission mechanism.

Wherein, be provided with the mounting bracket on the preceding gauge board, the mounting bracket is located the outside of pile of paper accommodation space, the brush roller with actuating mechanism sets up on the mounting bracket, be provided with the first mouth of dodging on the preceding gauge board, the brush roller by the first mouth of dodging stretches into in the pile of paper accommodation space.

Wherein the side gauge plate is provided with an angle adjusting component for adjusting the angle of the brush roller, the angle adjusting component is positioned at the outer side of the paper pile accommodating space, the brush roller and the driving mechanism are arranged on the angle adjusting assembly, a second avoiding opening is formed in the side baffle plate, and the brush roller extends into the paper stack accommodating space through the second avoiding opening.

The angle adjusting assembly comprises a fixing frame, an adjusting frame and a locking bolt, the fixing frame is fixedly arranged on the side gauge plate, a round hole and an arc-shaped long round hole are formed in the fixing frame, and the arc-shaped long round hole extends in the circumferential direction by taking the axis of the round hole as a central axis; a rotating shaft is arranged in the round hole in a rotating mode, the adjusting frame is located between the fixing frame and the side gauge plate and arranged on the rotating shaft, and the locking bolt penetrates through the arc-shaped long round hole to be fixedly connected with the adjusting frame; the brush roller and the driving mechanism are arranged on the adjusting frame.

And the front gauge plate is provided with a photoelectric switch for detecting the height of the lower paper pile.

The air suction paper feeding mechanism comprises an air suction box mechanism and a paper feeding roller mechanism, and the air suction box mechanism is located below the paper feeding roller mechanism.

By adopting the technical scheme, the beneficial effects of the utility model are that:

the utility model provides a paper feeding device, make full use of brush hair toughness on the brush roller itself, reached through the brush roller with hold in the palm the cooperation of paper mechanism and divide into upper and lower two-layer purpose with the pile of paper in the pile of paper accommodation space, because only lower floor's pile of paper is placed on the paper feeding mechanism that induced drafts, consequently, reduced the pressure that the cardboard of pile of paper received greatly, solved the problem that the cardboard appears the mar in the process of form advancing, guaranteed the quality of cardboard; and under the drive of the driving mechanism, the paper boards of the upper paper stack are pushed to the lower paper stack through the brush rollers, so that the aim of continuously conveying the paper boards is fulfilled, and therefore, the working efficiency is also improved.

Drawings

Fig. 1 is a schematic structural view of the paper feeding device of the present invention;

FIG. 2 is a schematic structural view of a front gauge plate, a brush roller and a driving mechanism of the paper feeding device of the present invention;

FIG. 3 is an exploded view of the side stop, brush roller, drive mechanism and angle adjustment assembly of the present invention;

FIG. 4 is a view showing the use state of the paper feeding device of the present invention;

FIG. 5 is a state diagram of a prior art paper feeder;

in the figure: 1. a frame; 2. an air suction paper feeding mechanism; 3. a paper supporting mechanism; 4. a front gauge plate; 41. a first avoidance port; 42. a first mounting plate; 43. a second mounting plate; 5. a side gauge plate; 51. a second dodging port; 52. a fixed mount; 53. an adjusting bracket; 531. a connecting arm; 532. a connecting plate; 533. a threaded hole; 54. locking the bolt; 55. an arc-shaped long round hole; 56. a circular hole; 57. a rotating shaft; 6. a paper feed path; 7. a brush roller; 71. a main shaft; 8. a pile of paper; 81. an upper paper stack; 82. a lower ply pile; 9. a motor; 10. a driving pulley; 11. a driven pulley; 12. a transmission belt; 13. a photoelectric switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.

For convenience of description, in the present embodiment, the position of the front stop 4 of the paper feeding device is defined as front, the position of the paper supporting mechanism 3 of the paper feeding device is defined as back, the position of the upper paper stack 81 of the paper feeding device is located as up, the position of the lower paper stack 82 of the paper feeding device is located as down, and the positions of the two side stops 5 of the paper feeding device are determined as left and right respectively according to the definitions of front, back, upper and lower.

As shown in fig. 1 to 4 jointly, the paper feeding device comprises a frame 1, and the paper feeding mechanism 2 that induced drafts that sets up in frame 1, hold in the palm paper mechanism 3, preceding fender rule 4 and two side fender rule 5, preceding fender rule 4 and the relative setting in the front of the paper feeding mechanism 2 that induced drafts of support paper mechanism 3, the back both sides, two side fender rule 5 set up the left and right both sides at the paper feeding mechanism 2 that induced drafts relatively, the paper feeding mechanism 2 that induced drafts, hold in the palm paper mechanism 3, preceding fender rule 4 and two side fender rule 5 enclose into paper pile accommodation space jointly, and be provided with paper feed passageway 6 between preceding fender rule 4 and the paper feeding mechanism 2 that induced drafts.

In order to reduce the pressure of the paper stack 8 pressing on the air suction paper feeding mechanism 2, in the embodiment, the front gauge plate 4 and the two side gauge plates 5 are respectively provided with a brush roller 7 and a driving mechanism for driving the brush roller 7 to rotate, the brush roller 7 is used for being matched with the paper supporting mechanism 3 to divide the paper stack 8 in the paper stack accommodating space into an upper layer and a lower layer, and the brush roller 7 is used for driving the paper plates of the upper layer paper stack 81 to be pushed to the lower layer paper stack 82 under the driving of the driving mechanism; the suction paper feeding mechanism 2 is used for adsorbing the lowermost paper sheet of the lower paper stack 82 and outputting the adsorbed lowermost paper sheet from the paper conveying passage 6.

In this embodiment, the driving mechanism for driving the brush roller 7 to rotate includes a motor 9 and a transmission mechanism, the transmission mechanism is disposed between the motor 9 and the brush roller 7, and the transmission mechanism is preferably a belt transmission mechanism.

Specifically, the transmission mechanism includes a driving pulley 10, a driven pulley 11, and a transmission belt 12 wound around the driving pulley 10 and the driven pulley 11, and since the synchronous belt has no relative sliding in the transmission process, and the transmission ratio is accurate, the transmission efficiency is high, and the work is stable, the transmission belt 12 is preferably a synchronous belt, and correspondingly, the driving pulley 10 and the driven pulley 11 both employ synchronous pulleys.

The front gauge plate 4 in this embodiment is provided with a mounting frame, the mounting frame is located outside the paper stack accommodating space, the brush roller 7 and the driving mechanism are arranged on the mounting frame, the front gauge plate 4 is provided with a first avoidance port 41 extending in the left-right direction, the main shaft 71 of the brush roller 7 is the same as the first avoidance port 41 in the extending direction, and the brush roller 7 extends into the paper stack accommodating space through the first avoidance port 41.

Specifically, the mounting bracket comprises a first mounting plate 42 and a second mounting plate 43, the motor 9 is fixedly mounted on the first mounting plate 42, the motor 9 is positioned between the first mounting plate 42 and the second mounting plate 43, and an output shaft of the motor 9 passes through the first mounting plate 42 and is connected with the driving pulley 10; the main shaft 71 of the brush roller 7 is rotatably mounted on the first mounting plate 42 and the second mounting plate 43 through a bearing seat, the main shaft 71 penetrates through the first mounting plate 42 to be connected with the driven pulley 11, and the transmission belt 12 is wound on the driving pulley 10 and the driven pulley 11.

The angle adjusting assembly used for adjusting the angle of the brush roller 7 is arranged on the side gauge plate 5 in the embodiment, the angle adjusting assembly is located on the outer side of the paper pile accommodating space, the brush roller 7 and the driving mechanism are arranged on the angle adjusting assembly, the second avoiding opening 51 extending along the front and back direction is arranged on the side gauge plate 5, and the brush roller 7 is avoided by the second and extends into the paper pile accommodating space through the second avoiding opening 51. The inclination angle of the brush roller 7 is adjusted through the angle adjusting assembly, so that the brush roller 7 on the side gauge plate 5 is matched with the paper supporting mechanism 3 to enable the paper boards of the upper paper stack 81 to be inclined (as shown in fig. 4), and the paper boards of the upper paper stack 81 are favorably dropped onto the lower paper stack 82.

The angle adjusting assembly in the embodiment comprises a fixed frame 52, an adjusting frame 53 and a locking bolt 54, wherein the fixed frame 52 is fixedly arranged on the side gauge plate 5, a round hole 56 and an arc-shaped long round hole 55 are arranged on the fixed frame 52, and the arc-shaped long round hole 55 circumferentially extends by taking the axis of the round hole 56 as a central axis; a rotating shaft 57 is rotatably arranged in the round hole 56, the adjusting frame 53 is positioned between the fixed frame 52 and the side gauge plate 5, the adjusting frame 53 is arranged on the rotating shaft 57, and the locking bolt 54 passes through the arc-shaped long round hole 55 and is fixedly connected with the adjusting frame 53; the brush roller 7 and the drive mechanism are provided on the adjustment frame 53.

Specifically, the adjusting bracket 53 comprises a connecting plate 532 and two connecting arms 531 arranged on the same side of the connecting plate 532, the motor 9 is positioned between the two connecting arms 531, the motor 9 is fixedly installed on one of the connecting arms 531, and the output shaft of the motor 9 passes through the connecting arm 531 connected with the motor 9 and is connected with the driving pulley 10; the main shaft 71 of the brush roller 7 is rotatably installed on two connecting arms 531 through a bearing seat, the main shaft 71 passes through one connecting arm 531 to be connected with a driven pulley 11, and a transmission belt 12 is wound on a driving pulley 10 and the driven pulley 11; the connecting plate 532 is provided with a threaded hole 533, and the locking bolt 54 passes through the arc-shaped oblong hole 55 to be in threaded connection with the threaded hole 533.

In order to realize the continuous feeding plate, the present embodiment is provided with a photoelectric switch 13 for detecting the height of the lower sheet stack 82 on the front fence 4. When the height of the lower paper stack 82 is lower than that of the photoelectric switch 13, so that the photoelectric switch 13 cannot detect the lower paper stack 82, all the brush rollers 7 synchronously rotate under the driving of the corresponding motors 9 to transfer the paper plates of the upper paper stack 81 onto the lower paper stack 82.

The air suction paper feeding mechanism 2 in the embodiment comprises an air suction box mechanism and a paper feeding roller mechanism, wherein the air suction box mechanism is located below the paper feeding roller mechanism, a paper conveying channel 6 is located between the paper feeding roller mechanism and a front stop gauge plate 4, the air suction box mechanism is used for adsorbing the lowest layer of paper boards of a lower layer paper stack 82 on the paper feeding roller mechanism, and the paper feeding roller mechanism is used for outputting the adsorbed lowest layer of paper boards from the paper conveying channel 6.

The structure of the paper feeding device of the utility model is described in detail above, compared with the prior art, the utility model discloses the toughness of brush hair itself on the brush roller 7 has been fully utilized to the paper feeding device, has reached through the cooperation of brush roller 7 and paper supporting mechanism 3 and has divided into upper and lower two-layer purpose with the paper pile 8 in the paper pile accommodation space, because only lower floor's paper pile 82 is placed on the paper feeding mechanism 2 that induced drafts, consequently, the pressure that the paper pile 8 bottommost layer cardboard received has been greatly reduced, the problem that the cardboard appears the mar in the process of form feeding has been solved, the quality of cardboard has been guaranteed; and under the drive of the driving mechanism, the paper boards of the upper paper stack 81 are conveyed to the lower paper stack 82 through the brush rollers 7, so that the aim of continuously conveying the paper boards is fulfilled, and the working efficiency is improved.

The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative work from the above conception, and all the changes fall within the protection scope of the present invention.

Claims

1. The paper feeding device comprises a frame, an air suction paper feeding mechanism, a paper supporting mechanism, a front gauge plate and two side gauge plates, wherein the air suction paper feeding mechanism, the paper supporting mechanism, the front gauge plate and the paper supporting mechanism are arranged on the frame, the front side and the rear side of the air suction paper feeding mechanism are oppositely arranged, the two side gauge plates are oppositely arranged on the left side and the right side of the air suction paper feeding mechanism, the paper supporting mechanism, the front gauge plate and the two side gauge plates jointly enclose a paper stack accommodating space, a paper conveying channel is arranged between the front gauge plate and the air suction paper feeding mechanism, and the paper feeding device is characterized in that,

the front gauge plate and the two side gauge plates are respectively provided with a brush roller and a driving mechanism for driving the brush rollers to rotate, the brush rollers are used for being matched with the paper supporting mechanism to divide a paper pile in the paper pile accommodating space into an upper layer and a lower layer, and the brush rollers are driven by the driving mechanism to transfer the paper boards of the upper layer of paper pile to the lower layer of paper pile; the air suction paper feeding mechanism is used for adsorbing the lowest layer paper boards of the lower layer paper pile and outputting the adsorbed lowest layer paper boards from the paper conveying channel.

2. The paper feeding device of claim 1, wherein the driving mechanism includes a motor and a transmission mechanism, the transmission mechanism being disposed between the motor and the brush roller.

3. The paper feeding device of claim 2, wherein the transmission mechanism is one of a gear transmission mechanism, a belt transmission mechanism, and a chain transmission mechanism.

4. The paper feeding device as claimed in claim 1, wherein a mounting frame is provided on the front gauge plate, the mounting frame is located outside the paper stack accommodating space, the brush roller and the driving mechanism are provided on the mounting frame, a first avoiding opening is provided on the front gauge plate, and the brush roller extends into the paper stack accommodating space through the first avoiding opening.

5. The paper feeding device as claimed in claim 1, wherein an angle adjusting unit for adjusting an angle of the brush roller is provided on the side gauge plate, the angle adjusting unit is located outside the paper stack accommodating space, the brush roller and the driving mechanism are provided on the angle adjusting unit, a second avoiding opening is provided on the side gauge plate, and the brush roller extends into the paper stack accommodating space through the second avoiding opening.

6. The paper feeding device as claimed in claim 5, wherein the angle adjusting assembly includes a fixing frame, an adjusting frame and a locking bolt, the fixing frame is fixedly arranged on the side gauge plate, and a circular hole and an arc-shaped oblong hole are arranged on the fixing frame, the arc-shaped oblong hole circumferentially extends with an axis of the circular hole as a central axis; a rotating shaft is rotationally arranged in the round hole, the adjusting frame is positioned between the fixing frame and the side gauge plate and arranged on the rotating shaft, and the locking bolt penetrates through the arc-shaped long round hole and is fixedly connected with the adjusting frame; the brush roller and the driving mechanism are arranged on the adjusting frame.

7. The paper feeding device as claimed in claim 1, wherein a photoelectric switch for detecting the height of the lower pile is provided on the front gauge plate.

8. The paper feeding apparatus of claim 1, wherein the suction paper feeding mechanism comprises a suction box mechanism and a paper feeding roller mechanism, the suction box mechanism being located below the paper feeding roller mechanism.