CN220866641U

CN220866641U - Discharging device of rotary printing machine

Info

Publication number: CN220866641U
Application number: CN202322757387.2U
Authority: CN
Inventors: 吕计划; 高梦; 高河林; 吕浩冉
Original assignee: Jieshou Hongshun Packaging Materials Co ltd
Current assignee: Jieshou Hongshun Packaging Materials Co ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-04-30
Anticipated expiration: 2033-10-16

Abstract

The utility model discloses a discharging device of a rotary printing machine, which belongs to the technical field of rotary printing machine equipment and comprises a chassis, wherein a base is rotationally connected above the chassis, two sides of the base are symmetrically provided with two bearing mechanisms, each bearing mechanism comprises a fixing plate, the fixing plate is U-shaped and has an opening facing to the outer side, the fixing plate is fixedly connected with the base, one side of the fixing plate, which is close to the center of the base, is provided with a sliding groove, and the sliding groove is vertically arranged; the movable plate is positioned at the inner side of the fixed plate, and one end of the movable plate penetrates through the sliding groove and is in sliding connection with the movable plate; the reciprocating screw is vertically arranged and is rotationally connected with the base, and the reciprocating screw is in threaded connection with the movable plate. When the accumulated printing finished products are taken away, the discharging device of the rotary printing machine can turn the empty side to the output end to continuously bear the finished products output by the printing machine, and the high-efficiency operation of the printing machine is maintained without stopping operation.

Description

Discharging device of rotary printing machine

Technical Field

The utility model belongs to the technical field of rotary printing machine equipment, and particularly relates to a discharging device of a rotary printing machine.

Background

Commercial rotary offset presses are used mainly for printing color magazines, high-end commercial advertisements, high-end promotional material, paintings, and the like. As the number of printed high-end magazines and newspapers increases, the use of offset sheet-fed printing presses has not been able to meet the increasing market demands. As the market expands, various well-known printing equipment manufacturers develop their own high-end commercial rotary offset printing presses and adopt a great deal of advanced technology, with printing speeds around 20000.

Because of its high printing speed, rotary presses require special discharge devices to take in printed sheets to stack them for convenient transport and cutting. Through searching, china publication No. CN212712010U discloses a discharging device of a rotary printing machine. The sliding rail comprises a sliding rail, wherein both sides of the sliding rail are fixedly connected with side supporting plates … … ". This kind of rotary press discharging device sets up the side limiting plate and has restricted paper body movable range for the paper body stacks neatly, has good paper effect of accepting, but because the device bottom plate highly is unadjustable, makes the bottom plate apart from the discharge gate distance of printing machine unable adjustment, because the paper is piled more thick on the bottom plate more, can influence the paper come out from the discharge gate back with the angle that the upper strata contacted is piled to the paper, thereby probably cause the paper to buckle, influence and stack the effect, and the device need shut down the printer when taking away the paper of stacking, otherwise continue the paper of output can drop subaerial the waste that causes.

For this purpose, we propose a rotary press discharge device that solves the above-mentioned problems.

Disclosure of utility model

The utility model aims to solve the problems that in the prior art, when a discharging device receives materials, the height of a bottom plate cannot be adjusted, so that the receiving effect is affected after the stacking thickness of paper is increased, and the discharging device of a rotary printing machine needs to be stopped when the stacked paper is taken away.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a rotary press discharging device, includes the chassis, the chassis top rotates and is connected with the base, base bilateral symmetry is equipped with two and bears the mechanism, bear the mechanism and include:

The fixing plate is U-shaped and has an opening facing the outer side, the fixing plate is fixedly connected with the base, a chute is formed in one side, close to the center of the base, of the fixing plate, and the chute is vertically arranged;

The movable plate is positioned at the inner side of the fixed plate, and one end of the movable plate penetrates through the sliding groove and is in sliding connection with the movable plate;

The reciprocating screw is vertically arranged, is rotationally connected with the base and is in threaded connection with the movable plate;

The base top is equipped with the retarder motor, retarder motor output and one of them reciprocating screw transmission are connected, two drive connection between the reciprocating screw, two the fly leaf equals lead screw stroke length with the terminal distance sum of reciprocating screw for when one of them fly leaf is located the reciprocating screw top, another fly leaf is located the reciprocating screw bottom.

Preferably, the fixed plate is located at two sides of the reciprocating screw rod and is fixedly connected with a limiting rod, and the limiting rod penetrates through the movable plate and is in sliding connection with the movable plate.

Preferably, the two ends of the reciprocating screw rods are fixedly connected with limiting rings, annular grooves are formed in the base, and the limiting rings are located in the limiting grooves and are in base rotation connection.

Preferably, the lower ends of the two reciprocating screw rods are fixedly connected with chain wheels, a chain is arranged between the two chain wheels, and the chain is meshed with the two chain wheels.

Preferably, the upper ends of the two fixing plates are fixedly connected with a mounting plate, the retarding motor is horizontally and fixedly mounted on the mounting plate, the output shaft of the retarding motor is fixedly connected with a bevel gear with the upper end of one of the reciprocating screw rods, and the two bevel gears are meshed with each other.

Preferably, the holding groove has been seted up in the middle of the fly leaf, the fly leaf is located the holding groove and is provided with the backup pad, backup pad below fixedly connected with a plurality of bracing pieces, the bracing piece lower extreme pass the fly leaf and with fly leaf sliding connection.

Preferably, the fixed plate is provided with strip-shaped grooves at two sides of the movable plate.

Preferably, two pin holes are symmetrically formed in two sides of the base, positioning pins are detachably arranged in the pin holes in the base, and positioning holes corresponding to the two pin holes are formed in the chassis.

In summary, the technical effects and advantages of the present utility model are:

1. The discharging device of the rotary printing machine can rotate the base arranged on the chassis, so that one side of the discharging device alternately faces the output end of the printing machine and a worker, and when the worker needs to take away the piled printing finished products, the blank side can be turned to the output end to continue to bear the finished products output by the printing machine, the stopping operation is not needed, and the efficient operation of the printing machine is maintained.

2. The fly leaf in the base both sides bearing mechanism can reciprocate under the drive of retarded motor, be close to the fly leaf of feed end one side, the cooperation output constantly holds the paper of printing machine discharge, and along with the piling up of paper on the fly leaf constantly decline make its upper portion distance from the output can not too far away, ensure that the paper can level the top of spreading at the paper buttress, make the paper of collecting stack more level, and just remove reciprocating screw's upper end when the fly leaf of one side paper bearing to the maximum back opposite side, thereby can cooperate the base rotation to bear the paper in turn towards the output, and the paper of piling up then conveniently will take away towards staff one side.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a second schematic diagram of the structure of the present utility model;

FIG. 3 is a side cross-sectional view of the present utility model;

fig. 4 is a schematic view of a moving plate structure according to the present utility model.

In the figure: 1. a chassis; 2. a base; 3. a carrying mechanism; 4. a retarded motor; 5. a mounting plate; 6. a receiving groove; 7. a pin hole; 8. a limiting ring; 31. a fixing plate; 32. a movable plate; 33. a reciprocating screw; 34. a limit rod; 41. a sprocket; 42. a chain; 43. bevel gears; 61. a support plate; 62. a support rod; 63. a bar-shaped groove; 71. a positioning pin; 72. and positioning holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.

Embodiment one:

Referring to fig. 1 and 2, a discharging device of a rotary press comprises a chassis 1, a base 2 is rotatably connected above the chassis 1, two bearing mechanisms 3 are symmetrically arranged on two sides of the base 2, the base 2 can rotate on the chassis 1 to change the directions of two sides, so that after one side bearing mechanism 3 is fully piled with paper, the base 2 can be rotated to enable the other side bearing mechanism 3 to continuously take the paper towards the output end of the press, and workers can take the piled paper away from the bearing mechanism 3 towards one side of the workers. Two pin holes 7 are symmetrically formed in the two sides of the base 2 along the axis when the base rotates, the pin holes 7 are formed in the vertical direction, the base 2 is located in the pin holes 7, positioning pins 71 are detachably mounted in the base 2, positioning holes 72 which are formed corresponding to the two pin holes 7 are formed in the chassis 1, the two positioning holes 72 are aligned with the two pin holes 7 after the base 2 rotates by a certain angle, the positioning pins 71 are inserted to enable the base 2 to be fixed in position, at the moment, two bearing mechanisms 3 on the base 2 face the output end of the printing machine and workers respectively, and after the base rotates by 180 degrees, the positioning pins 71 can be inserted to fix the base 2.

Referring to fig. 1, 2 and 3, the carrying mechanism 3 includes a fixing plate 31, the fixing plate 31 is vertically arranged, the fixing plate 31 is U-shaped and has an opening facing outward, and paper can fall into the inside of the fixing plate 31 from the opening. The fixed plate 31 is fixedly connected with the base 2, and a chute is formed in one side, close to the center of the base 2, of the fixed plate 31 and is vertically arranged.

The fly leaf 32, fly leaf 32 are located the fixed plate 31 inboard, and fly leaf 32 periphery and the laminating of fixed plate 31 inner wall, and the paper that falls into from the fixed plate 31 opening can collide and finally level and smooth the fall to pile up on fly leaf 32 with fixed plate 31 lateral wall, and fly leaf 32 one end passes the spout and with fly leaf 32 sliding connection, fly leaf 32 can follow the spout and slide from top to bottom.

The reciprocating screw 33, the reciprocating screw 33 is vertically arranged, the reciprocating screw 33 is rotationally connected with the base 2, the reciprocating screw 33 is in threaded connection with the movable plate 32, and the movable plate 32 is driven to move up and down along the reciprocating screw 33 when the reciprocating screw 33 rotates. The fixed plate 31 is located the equal fixedly connected with gag lever post 34 of reciprocating screw 33 both sides, and gag lever post 34 is on a parallel with reciprocating screw 33, and gag lever post 34 passes fly leaf 32 and with fly leaf 32 sliding connection for it is along vertical direction removal and can not rotate along with reciprocating screw 33 to the fly leaf 32 through gag lever post 34. The end of the reciprocating screw 33 is fixedly connected with a limiting ring 8, an annular groove is formed in the base 2, the limiting ring 8 is positioned in the limiting groove and is rotationally connected with the base 2, and the lower end of the reciprocating screw 33 is limited through the annular groove, so that the reciprocating screw 33 is rotationally connected with the base 2 and kept vertical.

Referring to fig. 1, 2 and 3, a retarding motor 4 is arranged above the base 2, the upper ends of the two fixing plates 31 are fixedly connected with a mounting plate 5, the retarding motor 4 is horizontally and fixedly arranged on the mounting plate 5, the output shaft of the retarding motor 4 is fixedly connected with bevel gears 43 with the upper end of one of the reciprocating screw rods 33, the two bevel gears 43 are meshed with each other, and the output shaft of the retarding motor 4 can slowly rotate to drive the reciprocating screw rod 33 to slowly rotate. The lower end of the reciprocating screw 33 is fixedly connected with a chain wheel 41, a chain 42 is arranged between the two chain wheels 41, and the chain 42 is meshed with the two chain wheels 41, so that the reciprocating screw 33 is in transmission connection, and one reciprocating screw 33 rotates to drive the other reciprocating screw to synchronously rotate.

Referring to fig. 1, 2 and 3, the retarded motor 4 drives the reciprocating screw 33 to rotate slowly, so that the two side movable plates 32 move slowly up and down in the vertical direction. The sum of the distances between the two movable plates 32 and the end of the reciprocating screw 33 is equal to the screw stroke length, so that one movable plate 32 is located at the bottom end of the reciprocating screw 33 while the other movable plate 32 is located at the top end of the reciprocating screw 33.

When the movable plate 32 is positioned at the top end of the reciprocating screw 33, the movable plate 32 is closest to the output end, and paper can directly and stably fall on the movable plate 32 after being discharged from the discharge port. It should be noted that, the speed of the retarding motor 4 can be adjusted, so that the displacement speed of the movable plate 32 is equal to the speed of increasing the thickness of the paper stack, so that the paper discharged by the printer each time can stably fall on the uppermost layer of the paper stack, and bending deformation caused by the change of the distance between the discharge hole and the upper layer of the paper stack is avoided. When the movable plate 32 is positioned at the bottom end of the reciprocating screw 33, the sheets reach the maximum stacking value, and at this time, the sheets on the side carrying mechanism 3 need to be removed.

Embodiment two:

Referring to fig. 1, 2 and 4, in the discharging device of the rotary press according to the first embodiment, since the movable plate 32 is attached to the fixed plate 31, and the periphery of the paper falls onto the movable plate 32 and abuts against the fixed plate 31, the distance between the paper stack and the fixed plate 31 is small, and the paper is difficult to be carried by a worker; and because the use scene of rotary press is mostly large-scale printing factory, consequently the paper quantity of printing is huge, in order to guarantee printing efficiency and reduce the number of times that the staff draws the paper heap on the discharging device, will generally carry out the extraction again when the paper piles up the load maximum value of fly leaf 32, and because the paper heap height is higher this moment, the quality becomes difficult to rely on the manpower transportation, causes the transport difficulty.

Therefore, the fixed plate 31 is provided with the strip-shaped grooves 63 on two sides of the movable plate 32, the strip-shaped grooves 63 are vertically arranged and are provided with chamfer angles around, so that a worker can conveniently insert hands into two sides of the paper pile to carry the paper pile. The accommodating groove 6 is formed in the middle of the movable plate 32, the movable plate 32 is provided with the supporting plate 61 in the accommodating groove 6, and the supporting plate 61 and the accommodating groove 6 are matched and can be completely sunk into the accommodating groove 6. A plurality of support rods 62 are fixedly connected below the support plates 61, the support rods 62 are vertically arranged, the lower ends of the support rods 62 penetrate through the movable plates 32 and are in sliding connection with the movable plates 32, and the support plates 61 are in sliding connection with the movable plates 32 through the support rods 62 and can extend out of or sink into the accommodating grooves 6. When the movable plate 32 moves downwards to the position that the supporting rod 62 is abutted against the base 2, the supporting plate 61 can extend out of the accommodating groove 6 and enable the supporting plate 61 to be higher than the surface of the movable plate 32, so that the paper stack is jacked, at the moment, gaps are reserved between the two sides of the paper stack and the movable plate 32, and a fork of a forklift can be inserted, so that the paper stack is lifted for transferring.

Working principle: when the paper stacking machine is used, the reciprocating screw 33 is driven to rotate through the retarding motor 4, the movable plate 32 on one side is driven to move to the top end of the reciprocating screw 33, the side faces the output end of the printer, the movable plate 32 is opposite to the lower part of the discharge hole, paper can fall to the inner side of the fixed plate 31 from the opening of the fixed plate 31 after being discharged from the discharge hole and is flatly fallen to the movable plate 32 after being collided with the inner wall of the fixed plate 31, the moving speed of the movable plate 32 on the side is matched with the stacking speed of the paper, so that the paper can be stacked stably all the time, the other side is turned to the output end of the printer to pick up the paper after the movable plate 32 moves to the lower end of the reciprocating screw 33, then the stacked paper on the side is taken away, and the paper is repeatedly picked up without interrupting the paper picking up, and the stacked paper is cleaned without stopping operation.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a rotary press discharging device, includes chassis (1), chassis (1) top rotates and is connected with base (2), base (2) bilateral symmetry is equipped with two and bears mechanism (3), its characterized in that, bear mechanism (3) include:

The fixing plate (31), the fixing plate (31) is U-shaped and is opened towards the outer side, the fixing plate (31) is fixedly connected with the base (2), a chute is formed in one side, close to the center of the base (2), of the fixing plate (31), and the chute is vertically arranged;

The movable plate (32) is positioned on the inner side of the fixed plate (31), and one end of the movable plate (32) penetrates through the sliding groove and is in sliding connection with the movable plate (32);

the reciprocating screw (33) is vertically arranged, the reciprocating screw (33) is rotationally connected with the base (2), and the reciprocating screw (33) is in threaded connection with the movable plate (32);

The novel reciprocating screw is characterized in that a retarding motor (4) is arranged above the base (2), the output end of the retarding motor (4) is in transmission connection with one of the reciprocating screw rods (33), two reciprocating screw rods (33) are in transmission connection, and the sum of the distances between the two movable plates (32) and the tail ends of the reciprocating screw rods (33) is equal to the stroke length of the screw rods, so that when one movable plate (32) is positioned at the top end of the reciprocating screw rod (33), the other movable plate (32) is positioned at the bottom end of the reciprocating screw rod (33).

2. The discharging device of the rotary press according to claim 1, wherein the fixed plate (31) is fixedly connected with a limit rod (34) at two sides of the reciprocating screw (33), and the limit rod (34) passes through the movable plate (32) and is slidably connected with the movable plate (32).

3. The discharging device of the rotary press according to claim 2, wherein the two ends of the reciprocating screw rods (33) are fixedly connected with limiting rings (8), annular grooves are formed in the base (2), and the limiting rings (8) are positioned in the limiting grooves and are in rotary connection with the base (2).

4. A rotary press discharge device according to claim 3, characterized in that the lower ends of the two reciprocating screws (33) are fixedly connected with chain wheels (41), a chain (42) is arranged between the two chain wheels (41), and the chain (42) is meshed with both chain wheels (41).

5. A rotary press discharging device according to claim 1, characterized in that the upper ends of the two fixing plates (31) are fixedly connected with a mounting plate (5), the retarding motor (4) is horizontally and fixedly arranged on the mounting plate (5), the output shaft of the retarding motor (4) is fixedly connected with a bevel gear (43) with the upper end of one of the reciprocating screw rods (33), and the two bevel gears (43) are meshed with each other.

6. The discharging device of the rotary press according to claim 5, wherein the accommodating groove (6) is formed in the middle of the movable plate (32), the movable plate (32) is arranged in the accommodating groove (6) and is provided with a supporting plate (61), a plurality of supporting rods (62) are fixedly connected below the supporting plate (61), and the lower ends of the supporting rods (62) penetrate through the movable plate (32) and are in sliding connection with the movable plate (32).

7. The discharging device of a rotary press according to claim 1, wherein the fixed plate (31) is provided with strip-shaped grooves (63) at both sides of the movable plate (32); two pin holes (7) are symmetrically formed in two sides of the base (2), positioning pins (71) are detachably arranged in the pin holes (7) of the base (2), and positioning holes (72) corresponding to the two pin holes (7) are formed in the chassis (1).