CN213622564U

CN213622564U - Feeding positioning device of printing machine

Info

Publication number: CN213622564U
Application number: CN202022217967.9U
Authority: CN
Inventors: 华礼根; 钟声
Original assignee: Suzhou Costa Printing Co ltd
Current assignee: Suzhou Costa Printing Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-07-06
Anticipated expiration: 2030-09-30

Abstract

The application relates to a feeding positioning device of a printing machine, which relates to an auxiliary device of the printing machine, and comprises a driving motor arranged in a paper conveying table and a driving roller arranged on a motor shaft of the driving motor, wherein a driven roller is arranged on the paper conveying table, the driving roller and the driven roller are oppositely arranged, the driving roller and the driven roller are connected through two belts, and a sliding groove for sliding the belts is arranged on the paper conveying table; after the paper is conveyed to the paper conveying table, the driving roller, the driven roller and the belt are driven by the driving motor to rotate, so that the paper can be conveniently and quickly driven to move on the paper conveying table, and the possibility of paper jamming of the paper on the paper conveying table is reduced.

Description

Feeding positioning device of printing machine

Technical Field

The application relates to an auxiliary device of a printing machine, in particular to a feeding positioning device of the printing machine.

Background

Machines for printing text and images. Modern printing machines are generally composed of mechanisms for plate loading, inking, stamping, paper feeding, 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.

Chinese patent with grant publication number CN207030516U discloses a novel paper feeding table assembly for printing machine, including frame, the pile board of setting in the frame, set up in the frame and be located the paper suction device on the pile board, paper suction device including being used for sucking up the paper from the pile board and carrying to the paper feeder of paper feeder, the paper feeder on be equipped with and fly to reach the head, fly to reach the head below and be fixed with and inhale the paper pole, inhale paper pole below and be equipped with the sucking disc, fly to reach the head and connect the paper pole through sliding structure in the paper feed direction, the paper pole on the rigid coupling have a paper delivery mouth, the frame be located the both sides of pile board and be equipped with the branch paper mouth that blows to pile board upside paper, divide the paper mouth to connect the trachea.

In view of the related art in the above, the inventors consider that there are drawbacks in that: when the device is used, paper is output from the paper suction device and moved to the paper conveying table, and the paper is conveyed through the inclined surface of the paper conveying table, so that the paper loses power, and the paper jam phenomenon is easy to occur.

Disclosure of Invention

In order to improve the problem that paper jams easily to take place in the paper transportation process, this application provides a pay-off positioner of printing machine.

The application provides a pay-off positioner of printing machine adopts following technical scheme:

the utility model provides a pay-off positioner of printing machine, is including setting up driving motor and the drive roll of setting on driving motor's motor shaft in defeated paper platform, defeated paper bench is equipped with the driven voller, drive roll and driven voller set up relatively, connect through two belts between drive roll and the driven voller, defeated paper bench is equipped with the groove that slides that supplies the belt to slide.

Through adopting above-mentioned technical scheme, after the paper is carried to defeated paper bench, utilize driving motor drive roll, driven voller and belt to rotate to can convenient and fast drive paper move on defeated paper bench, reduce the paper possibility of taking place the card paper on defeated paper bench.

Optionally, a plurality of air holes are formed in the paper conveying table and located between the two belts, an exhaust fan is arranged in the paper conveying table, an air inlet of the exhaust fan is provided with an air pipe, a horn cover is arranged at one end, far away from the exhaust fan, of the air pipe, and the horn cover faces the air holes.

Through adopting above-mentioned technical scheme, utilize the air exhauster to induced draft, carry out the suction with the wind on the defeated paper bench to this can be attached on defeated paper bench with the paper, with this stability that can increase the transport paper.

Optionally, a rack is arranged on the paper conveying table, two limiting plates which are arranged oppositely are arranged on the rack, a plurality of vertical rods are evenly distributed on the limiting plates along the moving track of the paper, and limiting wheels which are in contact with the edges of the paper are rotatably arranged on the vertical rods.

Through adopting above-mentioned technical scheme, when the paper is at the removal in-process, utilize spacing wheel to carry out spacingly to the removal of paper, be favorable to reducing the paper and take place the possibility of off normal at the removal in-process.

Optionally, be equipped with adjusting motor in the frame, adjusting motor's the coaxial lead screw that is equipped with of motor shaft, be equipped with in the frame and supply lead screw male fixed box, be equipped with two on the lead screw and revolve to opposite screw, be equipped with the slider with screw thread threaded connection on the lead screw, one side fixed and that is close to the defeated paper platform is equipped with the spout that supplies the slider to stretch out, one side that the spout was stretched out to the slider is connected with the limiting plate.

Through adopting above-mentioned technical scheme, because the width of paper is different, so utilize the adjusting motor drive lead screw to rotate to can drive the slider and slide, and then can adjust the distance between two limiting plates simultaneously, with this paper that can adapt to different widths.

Optionally, a limiting rod is arranged on the rack, the limiting rod is close to one side of the paper input paper conveying table, and at least two pressing rods are arranged on one side, away from the fixing box, of the limiting rod.

Through adopting above-mentioned technical scheme, when the paper was carried to defeated paper platform, utilize the depression bar to carry on spacingly to the paper, be favorable to increasing the stability that the paper was carried.

Optionally, one end of the pressing rod, which is far away from the fixing box, is provided with a guide rod, and the distance between the guide rod and the paper conveying table increases progressively from one side close to the pressing rod to one side far away from the pressing rod.

Through adopting above-mentioned technical scheme, utilize the guide bar to lead the paper, the paper of being convenient for gets into depression bar below.

Optionally, the limiting rod is rotatably connected with at least two pressing wheels, the pressing wheels are in contact with the paper, and the pressing wheels are located between the two belts.

Through adopting above-mentioned technical scheme, utilize the pinch roller to carry out spacingly to the paper, be favorable to increasing the stability that the paper removed.

Optionally, two connecting rods are arranged on the limiting rod, the connecting rods extend towards one side far away from the pressing rod, one end, far away from the limiting rod, of each connecting rod is rotatably connected with a roller, and the belt is located between the two rollers.

Through adopting above-mentioned technical scheme, utilize the gyro wheel to carry on spacingly to the removal of paper, be favorable to increasing the stability that the paper removed.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the driving roller, the driven roller and the belt are driven to rotate by the driving motor, so that the paper can be stably driven to move, and the possibility of paper jamming on the paper conveying table is favorably reduced;

2. the exhaust fan is used for exhausting air, so that the possibility that the paper floats in the moving process is reduced;

3. the roller is used for limiting the movement of the paper, so that the possibility of deflection of the paper in the moving process is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a feeding positioning device of a printing machine according to an embodiment of the present application.

FIG. 2 is a schematic structural diagram of a pressing rod, a guide rod, a pressing wheel and a roller in the embodiment.

FIG. 3 is a schematic structural diagram of an air extracting assembly in an embodiment.

Fig. 4 is a schematic structural diagram of a limiting assembly in an embodiment.

Description of reference numerals: 1. a paper conveying table; 10. air holes are formed; 2. a frame; 20. a limiting rod; 21. a pressure lever; 22. a guide bar; 23. a pinch roller; 24. a connecting rod; 25. a roller; 26. a moving ring; 27. tightly abutting against the bolt; 3. a drive assembly; 30. a drive motor; 31. a drive roll; 32. a driven roller; 33. a notch; 34. a sliding groove; 35. a belt; 36. a tension wheel; 4. an air draft assembly; 40. an exhaust fan; 41. an air duct; 42. a horn cover; 5. a limiting component; 50. adjusting the motor; 51. a lead screw; 52. a fixing box; 53. a thread; 54. a slider; 55. a chute; 56. a limiting plate; 57. a vertical rod; 58. and a limiting wheel.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses pay-off positioner of printing machine.

Referring to fig. 1 and 2, a feeding positioning device of a printing machine comprises a driving component 3 arranged on a paper conveying table 1 and used for driving paper to move, an air draft component 4 used for adsorbing the paper on the paper conveying table 1, and a limiting component 5 arranged on the paper conveying table 1 and used for limiting the movement of the paper, wherein a table top of the paper conveying table 1 is obliquely arranged; after the paper is carried to defeated paper bench 1, utilize drive assembly 3 drive paper to remove, utilize convulsions subassembly 4 to adsorb the paper on defeated paper bench 1 simultaneously, it is spacing to recycle spacing subassembly 5 and carry out the transport of paper to this can be stable carry the paper, be favorable to reducing the possibility that the paper took place the card paper on defeated paper bench 1.

Referring to fig. 2, a rack 2 is arranged on the paper conveying table 1, a limiting rod 20 is arranged on the rack 2 and on one side close to the paper input paper conveying table 1, at least two pressing rods 21 are arranged on one side of the limiting rod 20 away from a limiting plate 56, the number of the pressing rods 21 can be two, a guide rod 22 is arranged at one end of each pressing rod 21 away from the fixing box 52, and the distance between each guide rod 22 and the paper conveying table 1 is gradually increased from one side close to the corresponding pressing rod 21 to one side away from the corresponding pressing rod 21; the paper is convenient to move below the pressure lever 21.

Referring to fig. 2, at least two pressing wheels 23 are rotatably connected to the limiting rod 20, and the pressing wheels 23 are in contact with the paper.

Referring to fig. 2, two connecting rods 24 are arranged on the limiting rod 20, the connecting rods 24 extend to one side away from the pressing rod 21, one end of each connecting rod 24 away from the limiting rod 20 is rotatably connected with a roller 25, and the pressing wheel 23 and the roller 25 are both in contact with paper; when the paper moves to the paper feeding table 1 side, the paper can smoothly enter the lower part of the pressure lever 21 and the pinch roller 23 by the guide lever 22, thereby increasing the stability of the paper movement.

Referring to fig. 2, because the widths of the sheets are different, a moving ring 26 sliding on the limiting rod 20 is arranged at one end of the connecting rod 24 away from the roller 25, a tightening bolt 27 is connected to the moving ring 26 in a threaded manner, and the tightening bolt 27 is arranged to abut against the limiting rod 20 through one end of the moving ring 26; according to the width of the paper, the abutting bolt 27 is loosened, the moving ring 26 is moved, and the distance between the two rollers 25 is changed, thereby being adapted to the paper with different widths.

Referring to fig. 3, the driving assembly 3 includes a driving motor 30 disposed in the paper feeding table 1, a driving roller 31 is coaxially disposed on a motor shaft of the driving motor 30, a driven roller 32 disposed opposite to the driving roller 31 is disposed on the paper feeding table 1, a gap 33 for mounting the driving roller 31 and the driven roller 32 is disposed on the paper feeding table 1, the driving roller 31 and the driven roller 32 are connected by two belts 35, the belts 35 are disposed between the pressing roller 23 and the roller 25, a tension pulley 36 for tensioning the belts 35 is disposed in the paper feeding table 1, and a sliding groove 34 for sliding the belts 35 is disposed on the paper feeding table 1; after the paper is moved to the paper feeding table 1, the driving roller 31, the driven roller 32 and the belt 35 are driven to rotate by the driving motor 30, so that the paper can be conveniently and quickly driven to move, and the possibility of paper jam on the paper feeding table 1 can be reduced.

Referring to fig. 3, a plurality of air holes 10 are formed on the paper feeding table 1 and between the two belts 35.

Referring to fig. 3 and 4, the air exhaust assembly 4 comprises an air exhaust fan 40 arranged in the paper conveying table 1, an air inlet of the air exhaust fan 40 is provided with an air pipe 41, one end of the air pipe 41 far away from the air exhaust fan 40 is provided with a horn cover 42, and one side of the horn cover 42 far away from the air pipe 41 faces the air vent 10; the exhaust fan 40 is used for air suction, so that paper can be adsorbed on the paper conveying table 1, the paper can be stably conveyed, and the possibility of paper floating is reduced.

Referring to fig. 3 and 4, the limiting assembly 5 includes an adjusting motor 50 disposed on the frame 2 and a lead screw 51 disposed on a motor shaft of the adjusting motor 50, the lead screw 51 is disposed along a width direction of the paper, a fixing box 52 is disposed on the frame 2, one end of the lead screw 51 far away from the adjusting motor 50 is screwed into the fixing box 52 and rotatably connected with the fixing box 52, two threads 53 with opposite screwing directions are disposed on the lead screw 51, a slider 54 connected with the threads 53 is disposed on the lead screw 51, and a sliding slot 55 for the slider 54 to extend out is disposed on one side of the fixing and approaching the paper feeding table 1.

Referring to fig. 3 and 4, a limiting plate 56 is arranged on one side of the sliding block 54 extending out of the sliding chute 55, a plurality of vertical rods 57 are uniformly distributed on the limiting plate 56 along the moving track of the paper, and limiting wheels 58 contacting with the edges of the paper are rotatably arranged on the vertical rods 57; according to the width of the paper, the adjusting motor 50 drives the screw 51 to rotate, so that the relative motion or the out-of-phase motion of the two sliding blocks 54 can be adjusted, the limiting plate 56 can be driven to move, and when the belt 35 drives the paper to move, the limiting wheel 58 is used for limiting the paper, so that the possibility of deflection of the paper in the moving process can be reduced; but also to accommodate paper of different widths.

The implementation principle of the feeding and positioning device of the printing machine in the embodiment of the application is as follows: utilize drive assembly 3 drive paper to remove earlier, utilize convulsions subassembly 4 to adsorb the paper on defeated paper platform 1 simultaneously, spacing subassembly 5 of rethread carries on spacingly to the transport of paper to this can carry the paper, is favorable to reducing the possibility that the paper took place the card paper on defeated paper platform 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a pay-off positioner of printing machine which characterized in that: including setting up driving motor (30) in defeated paper platform (1) and setting up drive roll (31) on the motor shaft of driving motor (30), be equipped with driven voller (32) on defeated paper platform (1), drive roll (31) and driven voller (32) set up relatively, connect through two belt (35) between drive roll (31) and the driven voller (32), be equipped with on defeated paper platform (1) and supply sliding groove (34) that belt (35) slided.

2. The feed positioning device of a printing press according to claim 1, wherein: defeated paper platform (1) is gone up and is located and be equipped with a plurality of bleeder vent (10) between two belts (35), be equipped with air exhauster (40) in defeated paper platform (1), the air intake of air exhauster (40) is equipped with tuber pipe (41), the one end that air exhauster (40) were kept away from in tuber pipe (41) is equipped with loudspeaker cover (42), loudspeaker cover (42) are towards bleeder vent (10).

3. The feed positioning device of a printing press according to claim 1, wherein: the paper conveying table is characterized in that a rack (2) is arranged on the paper conveying table (1), two limiting plates (56) which are arranged oppositely are arranged on the rack (2), a plurality of vertical rods (57) are uniformly distributed on the limiting plates (56) along the moving track of paper, and limiting wheels (58) which are in contact with the edges of the paper are arranged on the vertical rods (57) in a rotating mode.

4. The feed positioning device of a printing press according to claim 3, wherein: be equipped with accommodate motor (50) on frame (2), the coaxial lead screw (51) that is equipped with of motor shaft of accommodate motor (50), be equipped with on frame (2) and supply lead screw (51) male fixed box (52), be equipped with two on lead screw (51) and revolve to opposite screw thread (53), be equipped with slider (54) with screw thread (53) threaded connection on lead screw (51), fixed and one side that is close to defeated paper platform (1) is equipped with spout (55) that supply slider (54) to stretch out, one side that spout (55) were stretched out in slider (54) is connected with limiting plate (56).

5. The feeding and positioning device of the printing machine according to claim 3, wherein the rack (2) is provided with a limiting rod (20), the limiting rod (20) is close to one side of the paper input and conveying table (1), and one side of the limiting rod (20) far away from the limiting plate (56) is provided with at least two pressing rods (21).

6. The feed positioning device of a printing press according to claim 5, wherein: one end of the pressure lever (21) far away from the fixed box (52) is provided with a guide rod (22), and the distance between the guide rod (22) and the paper conveying table (1) is gradually increased from one side close to the pressure lever (21) to one side far away from the pressure lever (21).

7. The feed positioning device of a printing press according to claim 5, wherein: at least two pinch rollers (23) are connected to the limiting rod (20) in a rotating mode, the pinch rollers (23) are in contact with the paper, and the pinch rollers (23) are located between the two belts (35).

8. The feed positioning device of a printing press according to claim 5, wherein: be equipped with two connecting rods (24) on gag lever post (20), connecting rod (24) extend to the one side of keeping away from depression bar (21), the one end that gag lever post (20) were kept away from in connecting rod (24) is rotated and is connected with gyro wheel (25), belt (35) are located between two gyro wheels (25).