CN210558396U - Paper feeding device of printing machine - Google Patents

Abstract

The utility model provides a printing machine paper feeding device, including conveyor, conveyor's bilateral symmetry is equipped with guard flap, two guard flap's lower extreme fixedly connected with division board, the lower extreme of division board is equipped with equipment protection storehouse, four apex angle departments in equipment protection storehouse are equipped with the rubber supporting pad one by one, the bottom of rubber supporting pad is equipped with the platform bottom plate, conveyor's one end is equipped with out paper working bin, go out paper working bin's both sides casing and two guard flap is connected, just one side of conveyor is equipped with controlling means, controlling means is close to one side of first driven voller is equipped with paper finishing device. The utility model discloses a better reduction the card paper phenomenon of offset when paper feeding in making the printing process to card paper phenomenon that the clearance undersize appears and the too big many papers that appear in clearance have also obtained better processing with defeated phenomenon, have still effectually reduced the cost of labor simultaneously.

Description

Paper feeding device of printing machine

Technical Field

The utility model mainly relates to the technical field of lithography apparatus, concretely relates to printing machine paper feeding device.

Background

Machines for printing text and images. Modern printing presses typically consist of mechanisms for plating, inking, stamping, feeding (including folding), etc. The working principle is as follows: the characters and images to be printed are made into printing plate, then it is mounted on the printing machine, then the ink is coated on the position of the characters and images on the printing plate by manual or printing machine, then it is directly or indirectly transferred on the paper or other printing material (such as textile, metal plate, plastics, leather, wood plate, glass and ceramic) so as to reproduce the same printed matter as the printing plate. The invention and the development of the printing machine play an important role in the propagation of human civilization and culture.

Current printing machine is at printing paper feeding in-process, the easy card paper phenomenon that appears, the leading cause is that whole paper of folding appears the skew in transportation process, position matching error when leading to the paper feeding, whole paper of folding needs the manual fit adjustment in transportation process, the accuracy is lower, can not effectually avoid the card paper phenomenon, and the defeated paper clearance of play paper baffle is not accurate enough, also lead to the emergence of card paper phenomenon, still increased the cost of labor when these card paper phenomena have influenced the production efficiency of printing.

SUMMERY OF THE UTILITY MODEL

The utility model mainly provides a printing machine paper feeding device for solve the technical problem who proposes among the above-mentioned background art.

The utility model provides a technical scheme that above-mentioned technical problem adopted does:

a paper feeding device of a printing machine comprises a conveying device, protective baffles are symmetrically arranged on two sides of the conveying device, the lower ends of the two protective baffles are fixedly connected with a partition plate, an equipment protective bin is arranged at the lower end of the partition plate, a heat dissipation air outlet and a heat dissipation air inlet are respectively arranged at two ends of the equipment protective bin, rubber supporting pads are arranged at four top corners of the bottom of the equipment protective bin one by one, and a platform bottom plate is arranged at the bottom of each rubber supporting pad; a control device is arranged on one side of the conveying device, a first driven roller and a second driven roller are respectively arranged at two ends of the conveying device, conveying supporting rollers are arranged between the first driven roller and the second driven roller one by one, shaft bodies on two sides of the first driven roller, the second driven roller and the plurality of conveying supporting rollers respectively penetrate through the two protective baffles and extend to the outer parts of the two protective baffles to be in rotating connection, and a first driven wheel set and a second driven wheel set are connected to one sides, far away from the control device, of the first driven roller and the second driven roller; one end of the conveying device, which is close to the first driven roller, is provided with a paper outlet working bin, two side shells of the paper outlet working bin are connected with two protective baffles, and one side of the control device, which is close to the first driven roller, is provided with a paper arranging device.

Further, the inside in equipment protection storehouse is followed heat dissipation air outlet arrives be equipped with radiator fan, driving motor and safety induction machine case between the heat dissipation air intake in proper order, driving motor's output runs through the side casing in equipment protection storehouse extends to the outside in equipment protection storehouse is to rotate and is connected with the driving wheel group, just the driving wheel group with connect through the belt between first driven wheelset and the second driven wheelset.

Furthermore, go out paper work bin including the fender cardboard device, the front end sliding connection of fender cardboard device has a paper baffle, it keeps away from to go out the paper baffle the one end of fender cardboard device is pointed to after bending through the plate body right angle conveyor's up end, just go out the paper baffle with conveyor's up end contactless.

Further, the lower extreme of fender cardboard device is equipped with transition landing slab, transition landing slab with conveyor contactless, just the platform upper surface of transition landing slab is less than conveyor's platform upper surface.

Further, the front end of fender cardboard device is close to the one end of first driven voller is equipped with location detection device, location detection device keeps away from the one end of fender cardboard device is equipped with infrared test probe one by one, and is a plurality of infrared test probe is the setting of level equidistance.

Further, the symmetry is equipped with rectangular oblique notch on the both sides casing of going out paper working bin, just two are all run through to location detection device's both sides rectangular oblique notch extends to swing joint has knob device, two on the outer wall of going out paper working bin both sides knob device and two the peripheral extrusion of rectangular oblique notch is fixed.

Further, the paper finishing device is including the work machine box, the work machine box is located conveyor is close to directly over the perpendicular of play paper working bin one end, just the upper end of work machine box is connected with movable support rod, movable support rod keeps away from the one end of work machine box is connected with elevating gear, elevating gear's lower extreme is equipped with the support base dish, it passes through the bolt fastening to support the base dish on the platform bottom plate.

Further, the bilateral symmetry of work machine box is equipped with first arrangement subassembly, two first arrangement subassembly is including first telescopic link device, two first telescopic link device all runs through the casing of work machine box extends to the inside of work machine box, and two first telescopic link device is kept away from the one end of work machine box is fixed with the head rod, two the lower extreme of head rod is fixed with first connecting plate, two it is fixed with splint to correspond between the first connecting plate.

Further, the one end that the work machine box kept away from go out paper working bin is equipped with second arrangement subassembly, second arrangement subassembly is including second telescopic link device, second telescopic link device runs through the casing of work machine box extends to the inside of work machine box, just second telescopic link device keeps away from the one end of work machine box is fixed with the second connecting rod, the lower extreme of second connecting rod is fixed with the second connecting plate, the second connecting plate is close to the fixed surface who goes out paper working bin has push plate.

Furthermore, two the protection baffle is last to be located two splint department corresponds the cutting has the open groove, and two the open groove with two splint contactless.

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

firstly, when the whole stack of paper is conveyed to the front end of the paper outlet working bin through the conveying device, the position of the whole stack of paper is repaired by the aid of the first arranging assembly on the paper arranging device and the clamping plates on two sides of the first telescopic rod device, the whole stack of paper is aligned to the paper outlet baffle plate by the aid of the second arranging assembly and the pushing plate through pushing force, the position of the whole stack of paper is accurately detected by the aid of the infrared detection probes during the process, the whole stack of paper is accurately positioned at the paper outlet baffle plate, paper jam caused by position deviation is effectively reduced during paper feeding, the paper outlet baffle plate and the platform surface of the conveying device are adjusted to be a proper paper conveying gap through numerical value input of the thickness of the paper through the control device, and the paper jam caused by too small gap and the phenomenon caused by too large gap due to inaccurate gap during paper conveying of the paper outlet baffle plate are well solved, meanwhile, the dependence on labor is greatly reduced, and the labor cost is effectively reduced;

secondly, carry out better heat dissipation through the temperature of the heat dissipation business turn over wind gap cooperation cooling fan at equipment protection storehouse both ends to driving motor and the operation of safety induction machine case, make driving motor and safety induction machine case can keep good operating condition, driving motor has guaranteed that conveyor can stably carry work, and can real-timely detect the protection to the circuit part of whole defeated paper equipment through safety induction machine case intercommunication controlling means, avoid appearing circuit short circuit or overloaded phenomenon and make the device damaged, cause great economic loss.

The present invention will be explained in detail with reference to the drawings and specific embodiments.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall internal structure of the present invention;

fig. 3 is a schematic structural diagram of the paper arranging device of the present invention.

Reference numerals: 1-conveying device, 1 a-protective baffle, 1 a-1-open groove, 1 b-partition plate, 11-first driven roller, 11 a-first driven wheel set, 12-second driven roller, 12 a-second driven wheel set, 13-driving motor, 13 a-driving wheel set, 14-conveying supporting roller, 2-paper-out working bin, 2 a-strip inclined notch, 21-paper baffle device, 21 a-paper-out baffle, 22-transition platform plate, 23-positioning detection device, 23 a-infrared detection probe, 23 b-knob device, 3-equipment protective bin, 3 a-heat-dissipation air outlet, 3 b-heat-dissipation air inlet, 31-heat-dissipation fan, 32-safety induction case, 4-paper finishing device, 4 a-a working machine box, 4 b-a movable support rod, 4 c-a lifting device, 4 d-a support base plate, 41-a first arranging component, 41 a-a first telescopic rod device, 41 b-a first connecting rod, 41 c-a first connecting plate, 41 d-a clamping plate, 42-a second arranging component, 42 a-a second telescopic rod device, 42 b-a second connecting rod, 42 c-a second connecting plate, 42 d-a pushing plate, 5-a control device, 6-a rubber support pad and 7-a platform bottom plate.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-3 for emphasis, a paper feeding device of a printing machine comprises a conveying device 1, protective baffles 1a are symmetrically arranged at two sides of the conveying device 1, the lower ends of the two protective baffles 1a are fixedly connected with partition plates 1b, an equipment protective bin 3 is arranged at the lower end of each partition plate 1b, a heat dissipation air outlet 3a and a heat dissipation air inlet 3b are respectively arranged at two ends of the equipment protective bin 3, rubber supporting pads 6 are arranged at four top corners of the bottom of the equipment protective bin 3 one by one, and a platform bottom plate 7 is arranged at the bottom of each rubber supporting pad 6; a first driven roller 11 and a second driven roller 12 are respectively arranged at two ends of the conveying device 1, conveying supporting rollers 14 are arranged between the first driven roller 11 and the second driven roller 12 one by one, shaft bodies at two sides of the first driven roller 11, the second driven roller 12 and the plurality of conveying supporting rollers 14 respectively penetrate through the two protective baffles 1a and extend to the outer parts of the two protective baffles 1a to be in rotating connection, and a first driven wheel set 11a and a second driven wheel set 12a are connected to one sides, far away from the control device 5, of the first driven roller 11 and the second driven roller 12; one end of the conveying device 1 close to the first driven roller 11 is provided with a paper discharging working bin 2, two side shells of the paper discharging working bin 2 are connected with two protective baffles 1a, a control device 5 is arranged on one side of the conveying device 1, and a paper arranging device 4 is arranged on one side of the control device 5 close to the first driven roller 11.

Please refer to fig. 1 and 2 again, a heat dissipation fan 31, a driving motor 13 and a safety induction case 32 are sequentially disposed between the heat dissipation air outlet 3a and the heat dissipation air inlet 3b inside the equipment protection bin 3, an output end of the driving motor 13 penetrates through a side shell of the equipment protection bin 3 and extends to the outside of the equipment protection bin 3 to be rotatably connected with a driving wheel set 13a, and the driving wheel set 13a is connected with the first driven wheel set 11a and the second driven wheel set 12a through a belt. In this embodiment, the heat dissipation of the driving motor 13 and the safety sensing case 32 at the operating temperature is realized by the heat dissipation air outlet 3a and the heat dissipation air inlet 3b in cooperation with the heat dissipation fan 31, so that a good operating state is maintained.

Please refer to fig. 2 again, the paper output working bin 2 includes a paper baffle device 21 therein, a paper output baffle 21a is connected to a front end of the paper baffle device 21 in a sliding manner, one end of the paper output baffle 21a, which is far away from the paper baffle device 21, is bent at a right angle through a plate body and then points to an upper end surface of the conveying device 1, and the paper output baffle 21a is not in contact with the upper end surface of the conveying device 1. In this embodiment, the paper feeding gap at the reserved position can be accurately adjusted by the slidable adjustment of the paper discharging baffle 21a, so that the phenomena of paper jam caused by too small gap and simultaneous feeding of too large multiple papers are avoided.

Referring to fig. 2 again, a transition platform plate 22 is disposed at a lower end of the paper board blocking device 21, the transition platform plate 22 is not in contact with the conveying device 1, and a platform upper surface of the transition platform plate 22 is lower than a platform upper surface of the conveying device 1. In this embodiment, the upper surface of the transition platform plate 22 is lower than the upper surface of the transition platform of the conveying device 1, so that the paper conveying process is smoother, and the paper conveying fault caused by the falling of the front end into the gap between the front end and the transition platform is effectively avoided.

Referring to fig. 1 and 2 again, a positioning detection device 23 is disposed at one end of the front end of the paper board blocking device 21 close to the first driven roller 11, infrared detection probes 23a are disposed one by one at one end of the positioning detection device 23 far from the paper board blocking device 21, and the infrared detection probes 23a are horizontally and equidistantly disposed; go out the symmetry on the both sides casing of paper working bin 2 and be equipped with rectangular notch 2a to one side, just two are all run through to the both sides of location detection device 23 rectangular notch 2a to one side extends to swing joint has knob device 23b, two on the outer wall of paper working bin 2 both sides knob device 23b and two rectangular notch 2a to one side's periphery extrusion is fixed. In this embodiment, through two rectangular bevel connection mouths 2a cooperation two knob devices 23b, can adjust location detection device 23 according to the whole thickness of folding of paper, not hard up two knob devices 23b can carry out the displacement with location detection device 23 in two rectangular bevel connection mouths 2a during the adjustment, make a plurality of infrared detection probe 23a can effectually aim at whole folding of paper and detect through the adjustment.

Please refer to fig. 1 and 3 again, the paper sorting device 4 includes a working machine box 4a, the working machine box 4a is located right above one end of the conveying device 1 close to the paper discharging working bin 2, the upper end of the working machine box 4a is connected with a movable support rod 4b, one end of the movable support rod 4b far away from the working machine box 4a is connected with a lifting device 4c, the lower end of the lifting device 4c is provided with a support base plate 4d, and the support base plate 4d is fixed on the platform bottom plate 7 through bolts; first arranging components 41 are symmetrically arranged on two sides of the working machine box 4a, the two first arranging components 41 comprise first telescopic rod devices 41a, the two first telescopic rod devices 41a penetrate through a shell of the working machine box 4a and extend into the working machine box 4a, a first connecting rod 41b is fixed at one end, away from the working machine box 4a, of the two first telescopic rod devices 41a, a first connecting plate 41c is fixed at the lower end of the two first connecting rods 41b, and a clamping plate 41d is correspondingly fixed between the two first connecting plates 41 c; work machine box 4a is kept away from the one end of going out paper work bin 2 is equipped with second arrangement subassembly 42, second arrangement subassembly 42 is including second telescopic link device 42a, second telescopic link device 42a runs through work machine box 4 a's casing extends to work machine box 4 a's inside, just second telescopic link device 42a is kept away from work machine box 4 a's one end is fixed with second connecting rod 42b, second connecting rod 42 b's lower extreme is fixed with second connecting plate 42c, second connecting plate 42c is close to go out paper work bin 2's fixed surface has push plate 42 d. In this embodiment, the two clamping plates 41d are clamped and loosened by the two first telescopic rod devices 41a in the two first arranging assemblies 41, and the pushing plate 42d is pushed and retracted by the second telescopic rod device 42a in the second arranging assembly 42, so that the adjustment accuracy of the positions of the paper sheets with different sizes cannot be affected, the lifting devices 4c can be used for adjusting the upper and lower positions of the two first arranging assemblies 41 and the second arranging assembly 42, the paper sheets are lifted before being positioned and repaired, and then the paper sheets are lowered to the proper positions to be positioned and repaired when the whole stack of paper sheets are in the corresponding range.

Referring to fig. 2 again, open grooves 1a-1 are cut in the two protective barriers 1a at the two clamping plates 41d, and the two open grooves 1a-1 are not in contact with the two clamping plates 41 d. In the present embodiment, the two clamping plates 41d are prevented from contacting the two protective barriers 1a and causing damage when moving through the two open grooves 1 a-1.

The utility model discloses a concrete operation as follows:

firstly, the paper feeding device is started through the control device 5, self-checking is carried out through various sensing devices in the safety sensing case 32, then the whole stack of paper is placed on the conveying device 1, the first driven wheel set 11a and the second driven wheel set 12a are driven to rotate through the driving wheel set 13a on the driving motor 13 through the belt, so as to drive the first driven roller and the second driven roller to rotate, a plurality of conveying supporting rollers 14 in the whole conveying device 1 rotate together, the whole stack of paper is moved from the conveying device 1, when the whole stack of paper is moved to the lower end of a working machine box 4a on the paper sorting device 4, sorting is carried out through the first sorting assembly 41 and the second sorting assembly 42, position accuracy is carried out by matching with a plurality of infrared detection probes 23a in the sorting process, data is transmitted to the control device 5 in real time, the paper sorting device 4 is controlled by the control device 5, the first arranging component 41 and the second arranging component 42 are accurately and effectively adjusted, then the whole stack of paper is neatly pushed to the paper outlet baffle 21a for orderly paper conveying, the paper conveying gap is subjected to data setting in the control device 5, and therefore the paper is conveyed to the transition platform plate 22 from the conveying device 1 through sliding adjustment to the proper paper conveying gap and directly enters the printing device of the printing machine for printing work;

when the paper feeding device works, various sensing devices in the safety sensing case 32 are in a real-time monitoring protection state, and heat generated by the driving motor 13 and the safety sensing case 32 during working is subjected to heat dissipation treatment by the cooling fan 31 in cooperation with the cooling air outlet 3a and the cooling air inlet 3b, and is discharged and absorbed by external air, so that heat is dissipated circularly.

The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.

Claims (10)

1. A printing machine sheet feeding device comprises a conveying device (1), and is characterized in that: protective baffles (1a) are symmetrically arranged on two sides of the conveying device (1), the lower ends of the two protective baffles (1a) are fixedly connected with partition plates (1b), an equipment protective bin (3) is arranged at the lower end of each partition plate (1b), two ends of the equipment protective bin (3) are respectively provided with a heat dissipation air outlet (3a) and a heat dissipation air inlet (3b), rubber supporting pads (6) are arranged at four top corners of the bottom of the equipment protective bin (3) one by one, and a platform bottom plate (7) is arranged at the bottom of each rubber supporting pad (6);

a control device (5) is arranged on one side of the conveying device (1), a first driven roller (11) and a second driven roller (12) are respectively arranged at two ends of the conveying device (1), conveying supporting rollers (14) are arranged between the first driven roller (11) and the second driven roller (12) one by one, shaft bodies on two sides of the first driven roller (11), the second driven roller (12) and the plurality of conveying supporting rollers (14) respectively penetrate through the two protective baffles (1a) and extend to the outer portions of the two protective baffles (1a) to be in rotary connection, and a first driven wheel set (11a) and a second driven wheel set (12a) are connected to one sides, far away from the control device (5), of the first driven roller (11) and the second driven roller (12);

one end of the conveying device (1) close to the first driven roller (11) is provided with a paper discharging working bin (2), two side shells of the paper discharging working bin (2) are connected with two protective baffles (1a), and one side of the control device (5) close to the first driven roller (11) is provided with a paper arranging device (4).

2. A printing press feed arrangement according to claim 1, characterised in that: the inside in equipment protection storehouse (3) is followed heat dissipation air outlet (3a) arrives be equipped with cooling blower (31), driving motor (13) and safety induction machine case (32) between heat dissipation air intake (3b) in proper order, the output of driving motor (13) runs through the side casing in equipment protection storehouse (3) extends to the outside in equipment protection storehouse (3) is to rotate and is connected with driving wheel group (13a), just driving wheel group (13a) with connect through the belt between first driven wheelset (11a) and the second driven wheelset (12 a).

3. A printing press feed arrangement according to claim 1, characterised in that: go out in paper work bin (2) including fender cardboard device (21), the front end sliding connection of fender cardboard device (21) has out paper baffle (21a), it keeps away from to go out paper baffle (21a) the one end of fender cardboard device (21) is through the plate body right angle bend the back directional conveyor (1)'s up end, just go out paper baffle (21a) with conveyor (1)'s up end contactless.

4. A printer feeder according to claim 3, characterised in that: the lower extreme of fender cardboard device (21) is equipped with transition landing slab (22), transition landing slab (22) with conveyor (1) contactless, just the platform upper surface of transition landing slab (22) is less than conveyor (1)'s platform upper surface.

5. A printer feeder according to claim 3, characterised in that: the front end of fender cardboard device (21) is close to the one end of first driven voller (11) is equipped with location detection device (23), location detection device (23) are kept away from the one end of fender cardboard device (21) is equipped with infrared detection probe (23a) one by one, and is a plurality of infrared detection probe (23a) are the setting of level equidistance.

6. A printing press feed arrangement according to claim 5, characterised in that: the symmetry is equipped with rectangular oblique notch (2a) on the both sides casing of play paper working bin (2), just the both sides of location detection device (23) all run through two rectangular oblique notch (2a) extend to swing joint has knob device (23b), two on the outer wall of play paper working bin (2) both sides knob device (23b) and two the peripheral extrusion of rectangular oblique notch (2a) is fixed.

7. A printing press feed arrangement according to claim 1, characterised in that: paper finishing device (4) are including work machine box (4a), work machine box (4a) are located conveyor (1) is close to go out directly over the perpendicular of paper work bin (2) one end, just the upper end of work machine box (4a) is connected with movable bracing piece (4b), movable bracing piece (4b) are kept away from the one end of work machine box (4a) is connected with elevating gear (4c), the lower extreme of elevating gear (4c) is equipped with supports base dish (4d), it passes through the bolt fastening to support base dish (4d) on platform bottom plate (7).

8. A printer feeder according to claim 7, characterised in that: the bilateral symmetry of work machine box (4a) is equipped with first arrangement subassembly (41), two first arrangement subassembly (41) is including first telescopic link device (41a), two first telescopic link device (41a) all runs through the casing of work machine box (4a) extends to the inside of work machine box (4a), and two first telescopic link device (41a) are kept away from the one end of work machine box (4a) is fixed with head rod (41b), two the lower extreme of head rod (41b) is fixed with first connecting plate (41c), two it is fixed with splint (41d) to correspond between first connecting plate (41 c).

9. A printer feeder according to claim 7, characterised in that: work machine box (4a) is kept away from the one end of going out paper work bin (2) is equipped with second arrangement subassembly (42), second arrangement subassembly (42) is including second telescopic link device (42a), second telescopic link device (42a) run through the casing of work machine box (4a) extends to the inside of work machine box (4a), just second telescopic link device (42a) are kept away from the one end of work machine box (4a) is fixed with second connecting rod (42b), the lower extreme of second connecting rod (42b) is fixed with second connecting plate (42c), second connecting plate (42c) are close to the fixed surface of going out paper work bin (2) has push pedal (42 d).

10. A printer feeder according to claim 8, characterised in that: open grooves (1a-1) are correspondingly cut on the two protective baffles (1a) at the two clamping plates (41d), and the two open grooves (1a-1) are not in contact with the two clamping plates (41 d).

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