CN110683400B

CN110683400B - Inclined paper collecting device of printing machine

Info

Publication number: CN110683400B
Application number: CN201910820365.1A
Authority: CN
Inventors: 全晓宁
Original assignee: Shandong Blue Color World Education Technology Co ltd
Current assignee: Shandong Blue Color World Education Technology Co.,Ltd.
Priority date: 2019-09-01
Filing date: 2019-09-01
Publication date: 2021-07-13
Anticipated expiration: 2039-09-01
Also published as: CN110683400A

Abstract

The invention relates to the technical field of printing equipment, and particularly discloses an inclined paper collecting device of printing machinery, which comprises a paper outlet plate, a paper receiving plate and a rear baffle plate, and also comprises a shielding plate, a paper flying wheel, a paper feed wheel, a lifting structure, a vibration damping structure and a transmission structure, wherein the shielding plate is fixedly arranged at a paper outlet of the printing machinery; through setting up elevation structure and then adjusting the position of adjusting quick detach nut and fly the paper wheel and advance between the paper wheel apart from to reach the purpose of the paper of the various sizes of adaptation, effectively promoted the application scope of device.

Description

Inclined paper collecting device of printing machine

Technical Field

The invention relates to the technical field of printing equipment, in particular to an inclined paper collecting device of printing machinery.

Background

Modern printing machines are generally composed of mechanisms for loading, inking, stamping, transporting paper, etc., and printing machines generally include machines for printing, binding, plate-making, etc., but they all have in common that they are devices for transporting paper to be processed.

The paper delivery mechanism in the existing printing machinery generally comprises a paper delivery device, a driving roller and a driven roller, paper is delivered outwards through the paper delivery device, a paper delivery box is arranged below the paper delivery device, and the paper delivered by the paper delivery device falls into the paper delivery box. However, there are some problems, such as that the speed of the driving roller and the driven roller driving the paper to fly out is the same, so that when the size, quality and shape of the paper are different, the paper will fly to different positions of the paper receiving box, and the paper cannot be relatively neatly stacked; the gap between the driving roller and the driven roller is large, and the conditions of page clamping and paper flying are easily generated.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides the inclined paper collecting device of the printing machine, the design scheme has the advantages that paper is orderly stacked, the paper clamping and paper flying conditions are less, the inclined paper collecting device is suitable for paper with various thicknesses, and the problems that the traditional paper collecting device is small in application range and is very easy to generate the paper clamping and paper flying conditions are solved.

The invention relates to an inclined paper collecting device of printing machinery, which comprises a paper outlet plate, a paper receiving plate and a rear baffle plate, wherein the paper outlet plate is arranged at a paper outlet of the printing machinery and is flushed, the tail end of the paper outlet plate is fixedly connected with the paper receiving plate, the paper receiving plate is arranged in a downward inclined manner, the rear baffle plate is vertically arranged at the tail end of the paper receiving plate, the inclined paper collecting device also comprises a shielding plate, a flying paper wheel, a paper feeding wheel, a lifting structure, a vibration reduction structure and a transmission structure, the shielding plate is fixedly arranged at the paper outlet of the printing machinery, the shielding plate is positioned right above the paper outlet plate, the paper feeding wheel is fixedly arranged between the paper outlet plate and the paper receiving plate, the circumferential surface of the paper feeding wheel is flushed with the end surfaces of the paper outlet plate and the paper receiving plate, the flying paper wheel is hoisted right above the paper feeding wheel through the lifting structure, the outer diameters of the flying; the lifting structure comprises a cross beam, lifting rings, lifting arms, supporting plates, screw rods and quick-release nuts, the supporting plates are welded on the left side and the right side of the top of the shielding plate in pairs, the screw rods are welded on the top of the supporting plates, the flat-plate-shaped cross beams are nested between the two screw rods, springs are filled between the supporting plates and the cross beams, the lifting arms are welded at the bottoms of the two ends of the cross beams, the lifting rings are welded at the bottoms of the lifting arms, and.

The invention relates to an inclined paper collecting device of printing machinery, wherein a vibration damping structure comprises a pressing claw, a snap ring, a flange and a hydraulic rod, the snap ring is sleeved on a rotating shaft of a paper flying wheel, the snap ring is positioned on the inner side of a hanging ring, the outer circumference of the snap ring is welded with tabular flanges in pairs, one end of the hydraulic rod is fixedly connected with the flange, the other end of the hydraulic rod is movably connected with the bottom end surface of the pressing claw, the pressing claw is in a plate strip shape, the other end of the pressing claw is movably connected with the bottom end surface of a shielding plate, a spring is filled between the flange and the bottom end surface of the pressing claw, the spring is sleeved.

The invention relates to an inclined paper collecting device of printing machinery, wherein a transmission structure comprises a driving bevel gear, a transmission bevel gear, a large gear, a small gear and a motor, a rotating shaft of a flying paper wheel is connected with the small gear, a rotating shaft of a paper feeding wheel is connected with the large gear, the large gear and the small gear are mutually matched, the transmission bevel gear is welded on the outer side of the large gear, the conical surface of the transmission bevel gear is matched with the driving bevel gear, and the driving bevel gear is arranged on an output shaft of the motor.

The invention relates to an inclined paper collecting device of a printing machine, wherein the outer diameter length of a pinion is seven tenth of that of a bull gear.

The invention relates to an inclined paper collecting device of printing machinery, wherein an air outlet is obliquely formed in the bottom end surface of a shielding plate, the air outlet is positioned at a paper outlet of the printing machinery, the air outlet is inclined downwards to face the direction of a paper feeding wheel, the air outlet is communicated with an air duct, and the air duct is communicated with a small blower.

The invention relates to an inclined paper collecting device of printing machinery, wherein four hollowed-out grooves are transversely arranged in the middle of the end face of a paper receiving plate at equal intervals, paper receiving claw wheels are movably arranged in the hollowed-out grooves, a portal bridge-shaped flying paper blocking bridge is also arranged in the middle of the end face of the paper receiving plate, the flying paper blocking bridge is positioned right above the paper receiving claw wheels, and side plates of the flying paper blocking bridge can stretch.

The invention relates to an inclined paper collecting device of printing machinery, wherein the length of a shielding plate is greater than that of a paper outlet plate.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the scheme, the lifting structure is arranged, and the distance between the flying paper wheel and the paper feeding wheel is adjusted by adjusting the position of the quick-release nut, so that the purpose of adapting to paper of various sizes is achieved, and the application range of the device is effectively widened; the pressing claws are arranged to abut against two ends of the rotating shaft of the paper flying wheel, so that the paper flying wheel is close to the paper feeding wheel as much as possible, and the effect of separating the pages is further improved; the damping structure is arranged for damping and buffering, the problem of local stress concentration existing in the rotating shaft of the flying paper wheel is solved, the risk that the rotating shaft is broken possibly is avoided, and the service life of the device is effectively prolonged.

2. According to the scheme, the transmission structure is arranged to link the large gear and the small gear, and the friction force exerted on the upper and lower paper sheets is different when the paper sheets are positioned in the gap between the flying paper wheel and the paper feeding wheel by utilizing the difference of the rotating speeds of the large gear and the small gear, so that the upper and lower paper sheets are separated from each other; the paper receiving claw wheels and the flying paper blocking bridge are arranged, so that paper can be stacked and collected on the rear baffle in order; set up sunshade length and be greater than out cardboard length, avoid taking place the condition of flying paper.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic cross-sectional view of a right side of a delivery device;

FIG. 2 is a schematic front view of the flying wheel and the feeding wheel;

FIG. 3 is a schematic view of a top view of the paper receiving claw wheel;

fig. 4 is a schematic diagram of the left side view structure of the transmission structure.

In the figure: 1. a shutter; 2. discharging the paper board; 3. paper receiving plates; 4. a tailgate; 5. a lifting structure; 6. a vibration reduction structure; 7. a transmission structure; 11. a small blower; 12. an air duct; 13. an air outlet; 14. a flying paper wheel; 21. a paper feeding wheel; 31. a paper receiving claw wheel; 32. a flying paper blocking bridge; 43. a spring; 51. a cross beam; 52. a hoisting ring; 521. a suspension arm; 53. a support plate; 54. a screw; 55. a quick-release nut; 61. pressing claws; 62. a snap ring; 63. a flange; 64. a hydraulic lever; 71. a drive bevel gear; 72. a drive bevel gear; 73. a bull gear; 74. a pinion gear; 75. an electric motor.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, an inclined paper receiving device of a printing machine includes a paper output plate 2, a paper receiving plate 3 and a rear baffle 4, the paper output plate 2 is disposed at a paper output of the printing machine and is flush, the paper receiving plate 3 is fixedly connected to the end of the paper output plate 2, the paper receiving plate 3 is arranged in a downward inclined manner, the rear baffle 4 is vertically mounted at the end of the paper receiving plate 3, the inclined paper receiving device further includes a shielding plate 1, a paper flying wheel 14, a paper feeding wheel 21, a lifting structure 5, a vibration damping structure 6 and a transmission structure 7, the shielding plate 1 is fixedly mounted at the paper output of the printing machine, the shielding plate 1 is located right above the paper output plate 2, the paper feeding wheel 21 is fixedly mounted between the paper output plate 2 and the paper receiving plate 3, the circumferential surface of the paper feeding wheel 21 is flush with the end surfaces of the paper output plate 2 and the paper receiving plate 3, the paper flying wheel 14 is hoisted by the lifting structure 5 and is flush with the paper feeding wheel 21, the outer diameters, a damping structure 6 is filled between the flying paper wheel 14 and the bottom end face of the shielding plate 1; the lifting structure 5 comprises a cross beam 51, a lifting ring 52, lifting arms 521, supporting plates 53, screw rods 54 and quick-release nuts 55, the supporting plates 53 are welded on the left side and the right side of the top of the shielding plate 1 in pairs, the screw rods 54 are welded on the top of the supporting plates 53, the flat-plate-shaped cross beam 51 is nested between the two screw rods 54, springs 43 are filled between the supporting plates 53 and the cross beam 51, the lifting arms 521 are welded on the bottoms of two ends of the cross beam 51, the lifting rings 52 are welded on the bottoms of the lifting arms 521, and two ends of. This scheme is through setting up elevation structure 5 and then adjusting the distance between flying paper wheel 14 and the feed roller 21 through the position of adjusting quick detach nut 55 to reach the purpose of the various size of adaptation paper, effectively promoted the application scope of device.

Further, the vibration damping structure 6 comprises a pressing claw 61, a clamping ring 62, a flange 63 and a hydraulic rod 64, the clamping ring 62 is sleeved on a rotating shaft of the flying paper wheel 14, the clamping ring 62 is located on the inner side of the hanging ring 52, the flat-plate-shaped flange 63 is welded on the outer circumference of the clamping ring 62 in pairs, one end of the hydraulic rod 64 is fixedly connected to the flange 63, the other end of the hydraulic rod 64 is movably connected to the bottom end face of the pressing claw 61, the pressing claw 61 is in a plate strip shape, the other end of the pressing claw 61 is movably connected to the bottom end face of the shielding plate 1, a spring 43 is filled between the flange 63 and the bottom end face of the pressing claw 61, the spring 43 is sleeved outside. In the scheme, the pressing claws 61 are arranged to abut against two ends of the rotating shaft of the flying paper wheel 14, so that the flying paper wheel 14 is close to the paper feeding wheel 21 as much as possible, and the effect of separating the pages is further improved; the vibration reduction structure 6 is arranged for vibration reduction and buffering, so that the problem of local stress concentration existing in the rotating shaft of the flying paper wheel 14 is solved, the risk that the rotating shaft is broken possibly is avoided, and the service life of the device is effectively prolonged.

Further, the transmission structure 7 includes a driving bevel gear 71, a transmission bevel gear 72, a large gear 73, a small gear 74 and a motor 75, the flying paper wheel 14 is connected to the small gear 74 through a rotating shaft, the paper feeding wheel 21 is connected to the large gear 73 through a rotating shaft, the large gear 73 and the small gear 74 are engaged with each other, the transmission bevel gear 72 is welded on the outer side of the large gear 73, the conical surface of the transmission bevel gear 72 is engaged with the driving bevel gear 71, and the driving bevel gear 71 is installed on the output shaft of the motor.

Further, the outer diameter length of the pinion gear 74 is seven tenth of the outer diameter length of the bull gear 73. According to the scheme, the transmission structure 7 is arranged to link the large gear 73 and the small gear 74, and the friction force exerted on the upper and lower page-clamping paper sheets is different when the page-clamping paper sheets are positioned in the gap between the flying paper wheel 14 and the paper feeding wheel 21 by utilizing the difference of the rotating speeds of the large gear 73 and the small gear 74, so that the upper and lower page-clamping paper sheets are separated from each other.

Furthermore, an air outlet 13 is obliquely formed in the bottom end surface of the shielding plate 1, the air outlet 13 is located at a paper outlet of the printing machine, the air outlet 13 is inclined downwards towards the direction of the paper feeding wheel 21, the air outlet 13 is communicated with an air duct 12, and the air duct 12 is communicated with the small blower 11. In the scheme, the air outlet 13 is arranged, and the small air blower 11 blows air intermittently from the air outlet 13 to form air flow so as to blow paper to the paper feeding wheel 21.

Furthermore, four hollowed-out grooves are transversely and equidistantly formed in the middle of the end face of the paper receiving plate 3, paper receiving claw wheels 31 are movably arranged in the hollowed-out grooves, a paper flying blocking bridge 32 in a gantry bridge shape is further erected in the middle of the end face of the paper receiving plate 3, the paper flying blocking bridge 32 is located right above the paper receiving claw wheels 31, and side plates of the paper flying blocking bridge 32 can stretch out and retract. This scheme can make orderly range upon range of collection on backplate 4 through setting up paper claw wheel 31 and flying paper fender bridge 32.

Further, the length of the shielding plate 1 is larger than that of the paper outlet plate 2. This scheme is greater than out 2 lengths of cardboard through setting up 1 length of sunshade, avoids taking place to fly the condition of paper.

When the invention is used:

referring to fig. 1, after the paper is discharged from the paper outlet, the paper enters between the shielding plate 1 and the paper discharging plate 2, and the small blower 11 blows air intermittently to the air outlet 13 to form an air flow, so that the paper is blown to the paper feeding wheel 21. Referring to fig. 4, when the motor 75 is started, the output shaft of the motor 75 drives the drive bevel gear 71 to rotate, and the drive bevel gear 72 drives the large gear 73 and the small gear 74 to rotate, so that the flying paper wheel 14 and the paper feeding wheel 21 rotate. Since the outer diameter length of the small gear 74 is seven tenth of the outer diameter length of the large gear 73, the circumference length of the small gear 74 is approximately one half of the circumference length of the large gear 73, that is, one revolution of the large gear 73 and two revolutions of the small gear 74, that is, the rotation speed of the flyer wheel 14 is twice of that of the paper feeding wheel 21, when the sheets of paper to be nipped are located in the gap between the flyer wheel 14 and the paper feeding wheel 21, the friction force applied to the sheets of paper to be nipped is different, and the sheets of paper to be nipped are separated from each other.

The paper is thrown out to the paper receiving plate 3 by the paper flying wheel 14, and the length of the shielding plate 1 is larger than that of the paper discharging plate 2, so that the paper is blocked by the shielding plate 1 and does not fly out of the paper collecting device. The sheet slips on the receiving plate 3 and is caught by the receiving claw wheel 31, the receiving claw wheel 31 rotates to throw the sheet toward the tailgate 4, and since the flyer bridge 32 is provided directly above the receiving claw wheel 31, the sheet is caught by the flyer bridge 32 and does not fly out of the delivery device. The above process is repeated, and the sheets are stacked and collected on the back sheet 4.

Because the thickness of the paper is different, the device can adjust the distance between the flying paper wheel 14 and the paper feeding wheel 21 through the lifting structure 5, so as to achieve the purpose of adapting to the paper with various sizes. Referring to fig. 3, the quick release nut 55 is rotated to move up and down on the screw 54, the beam 51 is supported by the elastic force of the spring 43, and the height of the flying paper wheel 14 lifted below the beam 51 can be changed along with the position change of the quick release nut 55, so as to achieve the purpose of adjusting the distance between the flying paper wheel 14 and the paper feeding wheel 21.

It should be noted that the sensor and the control chip assembly may be provided at the paper exit. When the paper is discharged, the sensor senses the thickness of the paper, the sensing data is transmitted to the control chip assembly, the control chip assembly controls the quick-release nut 55 to rotate, and then the size of a gap between the flying paper wheel 14 and the paper feeding wheel 21 is adjusted to adapt to the thickness of the paper; can also set up sensor and alarm at 3 rear portions of paper receiving plate, when the sensor senses that the last range upon range of paper receiving plate 3 reaches and sets for thickness, the alarm reports to the police and reminds operating personnel to take out. The above-mentioned flow and structure that utilize sensor and control chip subassembly to reach the gap size between automatic control flying paper wheel 14 and the feed roller 21 and the paper of collecting reaches the setting value and reports to the police all are prior art can realize, can also design flying paper wheel 14 and feed roller 21 in addition and all be the multiunit runner series connection and constitute, replace the independent running roller in this design, also can reach the same purpose, so do not give unnecessary details here.

Referring to fig. 1 and 2, the pressing claws 61 press against two ends of the rotating shaft of the flying paper wheel 14, so that the flying paper wheel 14 is as close to the paper feeding wheel 21 as possible, and the effect of separating the pages is further improved; meanwhile, when the flying paper wheel 14 rolls, mechanical vibration is generated, and the mechanical vibration and the pressing force of the pressing claw 61 are subjected to vibration reduction and buffering through the hydraulic rod 64 and the spring 43, so that the problem of local stress concentration existing on the rotating shaft of the flying paper wheel 14 is solved, the risk that the rotating shaft of the flying paper wheel 14 is broken possibly is avoided, and the service life of the device is effectively prolonged.

The paper receiving device has the advantages that paper is orderly stacked, the paper clamping and paper flying conditions are few, the paper receiving device is suitable for paper with various thicknesses, and the problems that the traditional paper receiving device is small in application range and very easy to generate the paper clamping and paper flying conditions are solved.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a printing machine's tilting paper collecting device, includes out cardboard (2), connects cardboard (3) and backplate (4), should go out cardboard (2) and locate printing machine exit slot and flush, should go out terminal fixedly connected with of cardboard (2) and connect cardboard (3), should connect cardboard (3) downward sloping setting, should connect cardboard (3) end to install backplate (4), its characterized in that perpendicularly: also comprises a shielding plate (1), a flying paper wheel (14), a paper feeding wheel (21), a lifting structure (5), a vibration damping structure (6) and a transmission structure (7), the shielding plate (1) is fixedly arranged at a paper outlet of the printing machine, the shielding plate (1) is positioned right above the paper outlet plate (2), the paper feeding wheel (21) is fixedly arranged between the paper outlet plate (2) and the paper receiving plate (3), the circumferential surfaces of the paper feeding wheels (21) are flush with the end surfaces of the paper discharging plate (2) and the paper receiving plate (3), the flying paper wheel (14) is hoisted and arranged right above the paper feeding wheel (21) through the lifting structure (5), the outer diameters of the flying paper wheel (14) and the paper feeding wheel (21) are the same, the rotating shafts of the flying paper wheel (14) and the paper feeding wheel (21) are connected with the same transmission structure (7), a damping structure (6) is filled between the flying paper wheel (14) and the bottom end face of the shielding plate (1); the lifting structure (5) comprises a cross beam (51), lifting rings (52), lifting arms (521), supporting plates (53), screw rods (54) and quick-release nuts (55), the supporting plates (53) are welded on the left side and the right side of the top of the shielding plate (1) in pairs, the screw rods (54) are welded on the top of the supporting plates (53), the flat-plate-shaped cross beam (51) is nested between the two screw rods (54), springs (43) are filled between the supporting plates (53) and the cross beam (51), the lifting arms (521) are welded at the bottoms of two ends of the cross beam (51), the lifting rings (52) are welded at the bottoms of the lifting arms (521), and two ends of a rotating shaft of the flying paper wheel (14) are; the damping structure (6) comprises a pressing claw (61), a clamping ring (62), a flange (63) and a hydraulic rod (64), the clamping ring (62) is sleeved on a rotating shaft of the paper flying wheel (14), the clamping ring (62) is located on the inner side of the hanging ring (52), the flat-plate-shaped flange (63) is welded on the outer circumference of the clamping ring (62) in pairs, one end of the hydraulic rod (64) is fixedly connected to the flange (63), the other end of the hydraulic rod (64) is movably connected to the bottom end face of the pressing claw (61), the pressing claw (61) is in a plate strip shape, the other end of the pressing claw (61) is movably connected to the bottom end face of the shielding plate (1), a spring (43) is filled between the flange (63) and the bottom end face of the pressing claw (61), the spring (43) is sleeved outside the hydraulic rod (64), and the spring (43) is filled between the top end face; the paper feeding mechanism is characterized in that the transmission structure (7) comprises a driving bevel gear (71), a transmission bevel gear (72), a large gear (73), a small gear (74) and a motor (75), a rotating shaft of the paper flying wheel (14) is connected to the small gear (74), a rotating shaft of the paper feeding wheel (21) is connected to the large gear (73), the large gear (73) and the small gear (74) are mutually matched, the transmission bevel gear (72) is welded on the outer side of the large gear (73), the conical surface of the transmission bevel gear (72) is matched with the driving bevel gear (71), and the driving bevel gear (71) is installed on an output shaft of the motor (.

2. The inclined paper delivery device of a printing machine as claimed in claim 1, wherein: the length of the outer diameter of the small gear (74) is seven tenth of that of the large gear (73).

3. The inclined paper delivery device of a printing machine as claimed in claim 1, wherein: air outlet (13) have been seted up to sunshade (1) bottom end face slant, air outlet (13) are located the position of printing machine exit slot, air outlet (13) downward sloping is towards the direction of feed roller (21), air outlet (13) intercommunication wind channel (12), wind channel (12) communicate to small-size air-blower (11).

4. The inclined paper delivery device of a printing machine as claimed in claim 1, wherein: four hollowed-out grooves are transversely and equidistantly formed in the middle of the end face of the paper receiving plate (3), paper receiving claw wheels (31) are movably arranged in the hollowed-out grooves, a portal bridge-shaped paper flying blocking bridge (32) is further erected in the middle of the end face of the paper receiving plate (3), the paper flying blocking bridge (32) is located right above the paper receiving claw wheels (31), and side plates of the paper flying blocking bridge (32) can stretch out and retract.

5. The inclined paper delivery device of a printing machine as claimed in claim 1, wherein: the length of the shielding plate (1) is greater than that of the paper outlet plate (2).