CN112140717A

CN112140717A - Material pulling equipment of printing machine

Info

Publication number: CN112140717A
Application number: CN202010942164.1A
Authority: CN
Inventors: 徐鹏鹏
Original assignee: Individual
Current assignee: Shipande Packaging Printing Rechnology Dev Bei Jing Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2020-12-29
Anticipated expiration: 2040-09-09
Also published as: CN112140717B

Abstract

The invention relates to the technical field of printing, and discloses a material pulling device of a printing machine, which can pull materials for manufacturing with different thicknesses when a printing device is used for printing by matching a hydraulic tank, a push rod, a rotating rod and a material pulling roller, and can trigger a circuit connection by utilizing the centrifugal force generated during rotation by matching a rotating inner disc, a limiting plate, a movable contact and a fixed touch plate so as to generate current, trigger by utilizing the speed change of the device and increase the sensitivity of the whole device, and can contact the rotating inner disc by utilizing the rotation of an electromagnetic plate in two groups in sequence by matching a fixed outer disc, an arc-shaped plate, a magnetic pole block and an electromagnetic plate, so that the speed of the rotating inner disc can be slowly reduced, the emergency brake can not occur rapidly, the influence on printed products caused by the emergency brake at constant speed is avoided, and the material pulling roller can be ensured to rotate for pulling, the uniformity in the whole material pulling process is improved.

Description

Material pulling equipment of printing machine

Technical Field

The invention relates to the technical field of printing, in particular to a material pulling device of a printing machine.

Background

The printing machine is the machine that is used for printing, in the printing process of carrying out printing in order to avoid printing ink to link to each other, need use when the printing to draw the material device to draw the material to the printed matter that the printing was accomplished, and current printing draws the material equipment setting comparatively simple, at first can not adjust the interval of drawing the material when using, can not operate to the printed matter of different thickness, when needs print the paper of different thickness, need manually to adjust, comparatively waste time and energy, on the other hand, in-process drawing the material device that uses is rotatory because output shaft stall, thereby lead to drawing the material machine to draw the material with high-speed rotation, because printing ink spun speed and the transfer speed of printed matter do not match each other, thereby cause printing ink to coincide each other on the printed matter surface, make the printed matter unclear.

In order to solve the problems, the inventor provides a material pulling device of a printing machine, which has the advantages of pulling materials at a constant speed and pulling materials of printed matters with different thicknesses, solves the problem that the function of a traditional material pulling device of the printing machine is single, ensures that the device is more convenient to use without manual adjustment, can automatically adjust the thickness of paper, and ensures that the material pulling machine pulls materials at the constant speed in the using process, thereby avoiding the situation that the material pulling speed is higher due to stall rotation, finally enabling ink prints to be overlapped with each other and causing unclear printing, increasing the intelligence and the practicability in the using process of the printing machine, and facilitating the operation.

Disclosure of Invention

Technical scheme (I)

In order to realize the purpose of pulling the material at a constant speed and pulling the printed matters with different thicknesses, the invention provides the following technical scheme: a material pulling device of printing machinery comprises a compression roller, printing is carried out by utilizing the rotation of the compression roller, a material pulling roller is movably connected below the compression roller, printed paper is pushed and transferred by utilizing the material pulling roller, a rotating inner disc is movably connected to the outer side of the material pulling roller, the material pulling roller is driven to synchronously rotate by utilizing the rotation of the rotating inner disc, the surface of the rotating inner disc is movably connected with a limiting plate, a movable contact is limited by the limiting plate, the inner part of the limiting plate is movably connected with a movable contact, the movable contact is contacted with a fixed contact by utilizing the movement of the movable contact, so that a power supply is switched on, a trigger control center system is electrified to generate current, the outer side of the movable contact is movably connected with a fixed contact, the outer side of the rotating inner disc is fixedly connected with a fixed outer disc, an electromagnet is limited by utilizing the fixed outer disc, and the outer, utilize the arc to carry on spacingly to the electro-magnet, the inside fixedly connected with magnetic pole piece of arc, the outside swing joint of magnetic pole piece has the electromagnetic plate, the below fixedly connected with hydraulic tank of compression roller, the outside swing joint of compression roller has the push rod, draws the left end swing joint of material roller to have the bull stick.

Preferably, a bevel gear is arranged at the left end of the press roller, another bevel gear is arranged at the lower end of the bevel gear, a rotating shaft is arranged inside the bevel gear, a gear is arranged at the lower end of the rotating shaft, and the gear is meshed with the gear arranged outside the rotating rod.

Preferably, the limiting plate is internally provided with a sliding chute, the size of the sliding chute is matched with that of the movable contact, and the movable contact is movably connected with the limiting plate through a spring.

Preferably, the limiting plate is provided with two sets, and every group is provided with two, and the specification of two sets of limiting plates is inconsistent, and the distance that the inside mobile contact that sets up of limiting plate of the left and right sides is far away from fixed touch panel.

Preferably, the electromagnetic plate design is the arc, with the mutual adaptation of size of rotatory inner disc, and the back of electromagnetic plate is provided with fixed pivot, and the electromagnetic plate is provided with four, and four electromagnetic plate's specification is unanimous, and uses the central point of rotatory inner disc as referring to evenly distributed.

Preferably, the inner portion of the arc-shaped plate is provided with a sliding groove, the back of the electromagnetic plate is provided with a moving block, and the size of the moving block is matched with the size of the sliding groove.

Preferably, the magnetic pole blocks have magnetism, four magnetic pole blocks are arranged, the specifications of the four magnetic pole blocks are consistent, the electrodes are the same, and the four magnetic pole blocks are symmetrically distributed by taking the central point of the rotating inner disc as a reference.

(II) advantageous effects

Compared with the prior art, the invention provides a material pulling device of a printing machine, which has the following beneficial effects:

1. this printing machine draws material equipment uses through hydraulic pressure case, push rod, bull stick and the cooperation of drawing the material roller for when using this printing device printing, can draw the material to the preparation of different thickness, increase the scope that the device used, do not need artifical manual to adjust, convenience more.

2. This printing machine draws material equipment uses through the cooperation of rotatory inner disc, limiting plate, movable contact and fixed touch panel for the centrifugal force trigger circuit who produces when utilizing the rotation connects, thereby produces the electric current, utilizes the speed change of self to trigger, increases the sensitivity of whole device, more rapidly when feasible going on.

3. This printing machine draws material equipment uses through the cooperation of fixed outer dish, arc, magnetic pole piece and electromagnetic plate for the rotation that utilizes the electromagnetic plate divides two sets of contacts with rotatory inner disc in proper order, thereby makes the speed of rotatory inner disc can slow reduce, can not take place emergency braking rapidly, avoids leading to the fact the influence to the printed matter because of emergency braking, thereby guarantees to draw a material roller can draw the material at the uniform velocity rotation, increases whole drawing the homogeneity of material in-process.

Drawings

FIG. 1 is a schematic view of the connection structure of the present invention;

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

FIG. 3 is a diagram showing the movement locus of the connecting structure of the electromagnetic plate, the rotating inner disk and the fixed outer disk according to the present invention;

FIG. 4 shows the connection structure of the hydraulic tank, the push rod, the rotating rod and the pulling roller.

In the figure: 1. a compression roller; 2. a material pulling roller; 3. rotating the inner disc; 4. a limiting plate; 5. moving the contact; 6. fixing the touch plate; 7. fixing the outer disc; 8. an arc-shaped plate; 9. a magnetic pole block; 10. an electromagnetic plate; 11. a hydraulic tank; 12. a push rod; 13. and (4) rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a material pulling device of a printing machine comprises a press roller 1, printing is performed by rotation of the press roller 1, a material pulling roller 2 is movably connected below the press roller 1, printed paper is pushed and transferred by the material pulling roller 2, a conical gear is arranged at the left end of the press roller 1, another conical gear is arranged at the lower end of the conical gear, a rotating shaft is arranged inside the conical gear, a gear is arranged at the lower end of the rotating shaft, the size of the gear is meshed with a long gear arranged outside a rotating rod 13, the gear is driven to rotate synchronously when the rotating rod 13 rotates, finally the two conical gears rotate synchronously, so as to drive the press roller 1 to rotate synchronously, and when the press roller 1 moves up and down, the rotating shaft arranged inside the conical gear is driven to move up and down synchronously, so as not to affect the rotation of the press roller 1, a rotating inner disc 3 is movably connected outside the material pulling roller 2, the material pulling roller 2 is driven to synchronously rotate by the rotation of the rotating inner disc 3, the surface of the rotating inner disc 3 is movably connected with two groups of limiting plates 4, each group is provided with two groups, the specifications of the two groups of limiting plates 4 are inconsistent, and the distance between a movable contact 5 arranged in the limiting plates 4 at the left side and the right side is far away from a fixed contact plate 6, so that the centrifugal force generated by the higher speed is larger, the two groups of movable contacts 5 are driven to be contacted with the fixed contact plate 6 step by step, the speed is slowly reduced, the movable contact 5 is limited by the limiting plates 4, a sliding groove is formed in the limiting plates 4, the size of the sliding groove is matched with the size of the movable contact 5, the movable contact 5 is movably connected with the limiting plates 4 through springs, when the rotating is carried out in a controllable range, the movable contact 5 is far away from the fixed contact plate 6, when, the movable contact 5 moves along a sliding groove formed in the limiting plate 4 under the action of centrifugal force, and finally contacts with the movable contact 5, so that the power supply is switched on to generate current.

The inner part of the limit plate 4 is movably connected with a movable contact 5, the movable contact 5 is contacted with a fixed contact 6 by the movement of the movable contact 5, thereby the power is switched on, the trigger control center system is electrified to generate current, the outer side of the movable contact 5 is movably connected with the fixed contact 6, the outer side of the rotary inner disc 3 is fixedly connected with a fixed outer disc 7, the fixed outer disc 7 is used for limiting the electromagnetic plate 10, the outer side of the fixed outer disc 7 is fixedly connected with an arc plate 8, the electromagnetic plate 8 is used for limiting the electromagnetic plate 10, a chute is arranged in the arc plate 8, the back of the electromagnetic plate 10 is provided with a movable block, the size of the movable block is matched with the size of the chute, so that the electromagnetic plate 10 can slide in the chute along a fixed fulcrum, the stability during sliding is ensured, the friction force is reduced, the magnetic pole block 9 is fixedly connected in the arc plate 8, four magnetic pole blocks 9 are arranged, the specifications of the four magnetic pole blocks 9 are consistent, the electrodes are the same, and the four magnetic pole blocks are symmetrically distributed by taking the central point of the rotary inner disc 3 as a reference, the size of the magnetic pole blocks 9 is the same as the size generated after the electromagnetic plate 10 is electrified, the homopolar poles repel each other, so that the electromagnetic plate 10 is driven to swing along a fixed pivot and contact with the rotary inner disc 3, so as to brake, so that the rotary inner disc 3 rotates at a reduced speed, the outer side of the magnetic pole blocks 9 is movably connected with the electromagnetic plate 10, the electromagnetic plate 10 is designed into an arc shape and is matched with the size of the rotary inner disc 3, the back of the electromagnetic plate 10 is provided with the fixed pivot, the electromagnetic plates 10 are four, the specifications of the four electromagnetic plates 10 are consistent, the central point of the rotary inner disc 3 is uniformly distributed by taking the reference, the electromagnetic plate 10 swings along the fixed pivot, so, slowly reducing the speed, fixedly connecting with hydraulic tank 11 below compression roller 1, compression roller 1's outside swing joint has push rod 12, draws the left end swing joint of material roller 2 to have bull stick 13.

The working principle is that the printing plate is placed between the material pulling roller barrel 2 and the compression roller 1 for printing, the output shaft of the motor is movably connected with the rotating rod 13, so that the rotating rod 13 can be driven to rotate, the outer side of the rotating rod 13 is provided with the long gear, the outer side of the long gear is provided with the gear, the inner part of the gear is provided with the rotating shaft, the outer side of the rotating shaft is provided with the conical gear, the conical gear is mutually matched with the conical gear arranged at the left end of the compression roller 1 in size, so that the compression roller 1 is driven to synchronously rotate, when the thickness of paper is thick, the compression roller 1 moves downwards, the push rod 12 is driven to synchronously move downwards along the hydraulic box 11, and therefore paper with different thicknesses can be pulled.

Meanwhile, a group of bevel gears are arranged on the outer side of the material pulling roller 2, a rotating shaft on the outer side of each bevel gear is movably connected with a rotating rod 13 through a belt, so that the material pulling roller 2 is driven to synchronously rotate, the rotating inner disc 3 is arranged on the outer side of the material pulling roller 2, so that the rotating inner disc 3 is driven to synchronously rotate, when the rotating inner disc rotates at a constant speed, the moving contact 5 is far away from the fixed contact plate 6, a circuit is disconnected, when stall rotation occurs, a larger centrifugal force is generated, the moving contact 5 moves along a sliding chute in the limiting plate 4 and finally contacts with the fixed contact plate 6, and as the moving contacts 5 arranged at the upper end and the lower end are closer to the fixed contact plate 6, the moving contacts 5 at the two ends are firstly contacted with the fixed contact plate 6, so that current is switched on, the electromagnetic plates 10 are electrically connected with a control center system, so that the upper electromagnetic plates 10 and the, because the magnetism generated by the electromagnetic plate 10 is the same as that of the magnetic pole block 9, and the like poles repel each other, the electromagnetic plate 10 is driven to swing along the sliding groove arranged in the arc-shaped plate 8 by a fixed pivot, and finally contacts with the rotating inner disc 3, so that the rotating inner disc 3 is decelerated, and similarly, the larger the speed, the larger the centrifugal force generated, thereby driving the moving contacts 5 to move farther along the limiting plate 4, and driving the two sets of moving contacts 5 to contact with the fixed contact plate 6, thereby driving the four electromagnetic plates 10 to be divided into two groups to be sequentially contacted with the rotating inner disc 3, thereby achieving the purpose of slow speed reduction, when the speed is reduced to the uniform speed, the movable contact 5 is moved to the original position under the action of the spring, the circuit is automatically disconnected, therefore, the purpose of controlling the speed is achieved, and the influence on the printing quality caused by too high or too low material pulling speed is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a printing machine draws material equipment, includes compression roller (1), its characterized in that: the material pulling roller is characterized in that a material pulling roller (2) is movably connected to the lower portion of the compression roller (1), a rotating inner disc (3) is movably connected to the outer side of the material pulling roller (2), a limiting plate (4) is movably connected to the surface of the rotating inner disc (3), a movable contact (5) is movably connected to the inner portion of the limiting plate (4), a fixed contact plate (6) is movably connected to the outer side of the movable contact (5), a fixed outer disc (7) is fixedly connected to the outer side of the rotating inner disc (3), an arc plate (8) is fixedly connected to the outer side of the fixed outer disc (7), a magnetic pole block (9) is fixedly connected to the inner portion of the arc plate (8), an electromagnetic plate (10) is movably connected to the outer side of the magnetic pole block (9), a hydraulic box (11) is fixedly connected to the lower portion of the compression roller (1), a push rod (12) is movably connected to the outer.

2. A printing machine pulling apparatus according to claim 1, characterized in that: the left end of the compression roller (1) is provided with a conical gear, the lower end of the conical gear is provided with another conical gear, a rotating shaft is arranged in the conical gear, the lower end of the rotating shaft is provided with a gear, and the size of the gear is meshed with the gear arranged on the outer side of the rotating rod (13).

3. A printing machine pulling apparatus according to claim 1, characterized in that: the limiting plate is characterized in that a sliding chute is formed in the limiting plate (4), the size of the sliding chute is matched with that of the movable contact (5), and the movable contact (5) is movably connected with the limiting plate (4) through a spring.

4. A printing machine pulling apparatus according to claim 1, characterized in that: the limiting plates (4) are provided with two groups, each group is provided with two limiting plates, the specifications of the two groups of limiting plates (4) are inconsistent, and the distance between the movable contact (5) arranged inside the limiting plates (4) on the left side and the right side is far away from the fixed contact plate (6).

5. A printing machine pulling apparatus according to claim 1, characterized in that: electromagnetic plate (10) design is the arc, with the mutual adaptation of size of rotatory inner disc (3), and the back of electromagnetic plate (10) is provided with fixed fulcrum, and electromagnetic plate (10) are provided with four, and the specification of four electromagnetic plates (10) is unanimous, and uses the central point of rotatory inner disc (3) as referring to evenly distributed.

6. A printing machine pulling apparatus according to claim 1, characterized in that: the electromagnetic plate is characterized in that a sliding groove is formed in the arc-shaped plate (8), a moving block is arranged on the back of the electromagnetic plate (10), and the size of the moving block is matched with that of the sliding groove.

7. A printing machine pulling apparatus according to claim 1, characterized in that: the magnetic pole blocks (9) are magnetic, the number of the magnetic pole blocks (9) is four, the specifications of the four magnetic pole blocks (9) are consistent, the electrodes are the same, and the four magnetic pole blocks are symmetrically distributed by taking the central point of the rotating inner disc (3) as a reference.