阅读说明：本技术 一种用于印刷的防卡纸装置 (Paper jamming prevention device for printing ) 是由 柴皓静 于 2019-11-14 设计创作，主要内容包括：本发明涉及印刷卡纸技术领域,且公开了一种用于印刷的防卡纸装置,包括转盘,所述转盘的内部连接有真空管道,转盘连接有转动杆,转动杆连接有金属球,转动杆连接有吸盘,吸盘的外侧面中部开设有吸口,固定杆的一端连接有环形电阻,吸盘的底面连接有滑动板,滑动板的中部设置有线圈,矩形槽的里侧连接有永久磁体。通过转轴带动转盘转动,转盘通过转动杆带动金属球在环形电阻上移动,金属球与环形电阻接触,真空管道开始抽气,真空管道开通过转动杆内部开设有管道与吸口连通,同时,滑动板中的线圈的电路闭合,两线圈产生相反的磁场,从而达到滑动板向反向移动,这一结构解决了现有卡纸装置对纸张的吸附力太差的问题。(The invention relates to the technical field of printing paperboard and discloses a paper jamming prevention device for printing, which comprises a rotary table, wherein a vacuum pipeline is connected inside the rotary table, the rotary table is connected with a rotary rod, the rotary rod is connected with a metal ball, the rotary rod is connected with a sucker, a suction port is formed in the middle of the outer side surface of the sucker, one end of the fixed rod is connected with an annular resistor, the bottom surface of the sucker is connected with a sliding plate, the middle of the sliding plate is provided with a coil, and the inner side of a rectangular groove is connected. The rotating disc is driven to rotate through the rotating shaft, the rotating disc drives the metal ball to move on the annular resistor through the rotating rod, the metal ball is in contact with the annular resistor, the vacuum pipeline starts to exhaust air, the vacuum pipeline is communicated with the suction port through the rotating rod, the pipeline is arranged inside the rotating rod, meanwhile, the circuit of the coils in the sliding plate is closed, the two coils generate opposite magnetic fields, and therefore the sliding plate can move in the reverse direction, and the problem that the adsorption force of the existing paper clamping device to paper is poor is solved through the structure.)

1. An anti-sticking paper device for printing, includes carousel (1), its characterized in that: the outer side of the rotary table (1) is provided with a hole groove (101) in a surrounding manner, the inner part of the rotary table (1) is fixedly connected with a vacuum pipeline (102), the outer side of the rotary table (1) is fixedly connected with a rotary rod (2) in the hole groove (101), the inner end of the rotary rod (2) is fixedly connected with a metal ball (201), the outer side end of the rotary rod (2) is fixedly connected with a sucker (3), the middle part of the outer side surface of the sucker (3) is provided with a suction port (301), the outer side surface of the sucker (3) is provided with sliding grooves (302) at the front side and the rear side of the suction port (301), printing paper (4) is arranged under the sucker (3), the lower end of the printing paper (4) is fixedly connected with a spring (5), the lower end of the spring (5) is fixedly connected with a paper frame (6), the right side of the rightmost sucker (3), the lower side of an upper stop block (8) is rotatably connected with a roller (9), a right end fixedly connected with conveying channel (10) is arranged between a lower stop block (7) and the upper stop block (8), the front end of a rotary table (1) is slidably connected with a fixed rod (11), one end of the fixed rod (11) is fixedly connected with an annular resistor (1101) in the rotary table (1), the rear end of the rotary table (1) is fixedly connected with a rotating shaft (12), the bottom surface of a sucker (3) is slidably connected with a sliding plate (13) in a sliding groove 302, a rectangular groove (1301) is formed in the middle of the sliding plate (13), a coil (1302) is arranged in the middle of the sliding plate (13) and inside the rectangular groove (1301), and permanent magnets (1303) are fixedly connected to the inner side of the rectangular groove (1301) and.

2. An anti-jam device for printing as claimed in claim 1, wherein: the diameter of the hole groove (101) is adapted to the diameter of the rotating rod (2).

3. An anti-jam device for printing as claimed in claim 1, wherein: an air duct is arranged in the rotating rod (2).

4. An anti-jam device for printing as claimed in claim 1, wherein: the upper end of the spring (5) is fixedly connected with a supporting plate corresponding to the printing paper (4).

5. An anti-jam device for printing as claimed in claim 1, wherein: the left part of the upper stop block (8) is arc-shaped and is provided with an arc-shaped groove corresponding to the roller (9).

6. An anti-jam device for printing as claimed in claim 1, wherein: the rotary disc (1) and the annular resistor (1101) are coaxial.

7. An anti-jam device for printing as claimed in claim 1, wherein: the lower baffle (7), the upper stop block (8), the roller (9) and the fixing rod (11) are all connected to the inner wall of the printing machine.

8. An anti-jam device for printing as claimed in claim 1, wherein: the permanent magnet (1303) is symmetrical about the rectangular slot (1301).

9. An anti-jam device for printing as claimed in claim 1, wherein: the outer sides of the sucking disc (3) and the sliding plate (13) are both fan-shaped.

Technical Field

The invention relates to the technical field of printing paperboard, in particular to a paper jamming prevention device for printing.

Background

Printing is a technique of transferring ink to the surface of paper, fabric, plastic product, leather and other materials through plate making, inking, pressurizing and other steps, and is a process of transferring the approved printing plate to the printing stock through printing machine and special ink.

Present printing device's paper feed is mostly to set up the clamp plate on the paper feed mesa to reach the problem that the paper fluctuates, but because the friction between paper and the clamp plate is great, the paper is blocked in the clamp plate easily and produces electrostatic absorption easily, thereby leads to printing card paper, in order to solve this problem, two kinds of solution now appear: the paper pressing device has the advantages that the first type is that the pressing wheel is used for driving and pressing paper, but the problem that paper separation is not accurate enough exists, and the second type is that the paper is adsorbed by the magnetism of the magnet, so that the problem that the paper separation is not accurate enough is guaranteed, but the problems that the structure is too complex, the sensitivity is low and abrasion is easily caused exist. To solve the above problems we propose an anti-jam device for printing.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the anti-jamming device for printing, which has the advantages of increased adsorption force on paper, high sensitivity and simple structure, and solves the problems of increased adsorption force on paper, low sensitivity and excessively complex structure of the existing jamming device.

(II) technical scheme

In order to achieve the purposes of increasing the adsorption force on paper, high sensitivity and simple structure, the invention provides the following technical scheme: a paper jamming prevention device for printing comprises a rotary table, wherein a hole groove is formed in the outer side of the rotary table in a surrounding mode, a vacuum pipeline is fixedly connected inside the rotary table, a rotary rod is fixedly connected to the outer side of the rotary table and in the hole groove, a metal ball is fixedly connected to the inner end of the rotary rod, a sucker is fixedly connected to the outer side end of the rotary rod, a suction port is formed in the middle of the outer side face of the sucker, sliding grooves are formed in the front side and the rear side of the suction port on the outer side face of the sucker, printing paper is arranged under the sucker, a spring is fixedly connected to the lower end of the printing paper, a paper frame is fixedly connected to the lower end of the spring, a lower baffle is arranged on the right side of the rightmost sucker, an upper baffle is arranged right above the lower baffle, a roller is rotatably connected to the lower side of the upper baffle, a conveying channel is fixedly connected, the rear end fixedly connected with pivot of carousel, the bottom surface of sucking disc and sliding connection have a sliding plate in the spout, and the rectangular channel has been seted up at the middle part of sliding plate, and the middle part of sliding plate just is provided with the coil in the inside of rectangular channel, the equal fixedly connected with permanent magnet in both sides around the rectangular channel in the inboard of rectangular channel.

Preferably, the diameter of the hole groove is adapted to the diameter of the rotating rod, so that the rotating rod is convenient to replace and mount.

Preferably, the rotating rod is internally provided with an air duct, and the air duct sucks air from the suction port through a vacuum pipeline.

Preferably, the upper end of the spring is fixedly connected with a supporting plate with the same specification as the printing paper.

Preferably, the left part of going up the dog is the arc, and sets up the arc wall corresponding with the gyro wheel, and the left part of going up the dog is the arc can guarantee that printing paper is not folded.

Preferably, the turntable and the annular resistor are coaxial, so that the metal ball is in contact with the annular resistor.

Preferably, the lower baffle, the upper stop block, the roller and the fixing rod are connected to the inner wall of the printing machine.

Preferably, the permanent magnets are symmetrical about the rectangular slot to ensure uniform force on the sliding panel when closed.

Preferably, the suction cups and the sliding plate are fan-shaped on the outer side because the area of the circle is large, thereby facilitating the isolation of air outside the suction port.

(III) advantageous effects

Compared with the prior art, the invention provides the anti-jamming device for printing, which has the following beneficial effects:

1. this an anti-sticking paper device for printing, it rotates to drive the carousel through the pivot, the carousel passes through the dwang and drives the metal ball and move on ring resistance, as shown in two, when metal ball and ring resistance contact, vacuum pipeline begins to bleed, vacuum pipeline opens the inside pipeline and the suction inlet intercommunication of having seted up of dwang, thereby reach the absorption to the paper, this structure utilizes the intercommunication relation of circuit to control the absorption to the paper, not only the sensitivity is high and control the structure simple and easy, thereby avoid installing too much drive mechanism and lead to the problem that the cost is higher and the maintenance is inconvenient.

2. This an anti-sticking paper device for printing, when contacting through metal ball and ring resistance, the circuit closure of the coil in the sliding plate, and two coils produce opposite magnetic field to reach the sliding plate and to reverse movement, this structure has increased the lateral surface area around the suction inlet, makes air and outside air keep apart more thoroughly in the suction inlet, thereby has solved the too poor problem of the adsorption affinity of current card paper device to the paper.

3. This an anti-sticking paper device for printing through baffle and last dog and gyro wheel down, can flatten the paper of landing from the suction inlet, further carries and prints in the printing mechanism to the quality of paper printing has been improved.

Drawings

FIG. 1 is a partial sectional view of the overall front structure of the present invention;

FIG. 2 is a front sectional view of the turntable of FIG. 1 according to the present invention;

FIG. 3 is a left side view of the turntable of the present invention 1;

FIG. 4 is a schematic top view of the chuck in accordance with the present invention;

FIG. 5 is a front sectional view of the suction cup of the present invention shown in the open position;

FIG. 6 is a schematic diagram of a jam structure of the apparatus according to the present invention;

fig. 7 is a schematic structural diagram illustrating a jam comparison problem in the conventional apparatus according to the present invention.

In the figure: 1 rotary disc, 101 holes, 102 vacuum pipes, 2 rotating rods, 201 metal balls, 3 suction cups, 301 suction inlets, 302 sliding grooves, 4 printing papers, 5 springs, 6 paper racks, 7 lower baffles, 8 upper baffles, 9 rollers, 10 conveying channels, 11 fixing rods, 1101 annular resistors, 12 rotating shafts, 13 sliding plates, 1301 rectangular grooves, 1302 coils and 1303 permanent magnets.

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 to 7, an anti-jamming device for printing includes a rotary table 1, a hole groove 101 is formed around the outer side of the rotary table 1, a vacuum pipeline 102 is fixedly connected to the inner portion of the rotary table 1, a rotary rod 2 is fixedly connected to the outer side of the rotary table 1 and the hole groove 101, a metal ball 201 is fixedly connected to the inner end of the rotary rod 2, and the diameter of the hole groove 101 and the diameter of the rotary rod 2 are adapted to each other, so that the rotary rod 2 can be conveniently replaced and installed. Outside end fixedly connected with sucking disc 3 of dwang 2, suction inlet 301 has been seted up at the lateral surface middle part of sucking disc 3, and spout 302 has been seted up to the lateral surface of sucking disc 3 and both sides around suction inlet 301, and the air duct has been seted up to the inside of dwang 2, and the air duct is inhaled to suction inlet 301 through vacuum pipeline 102. Printing paper 4 is arranged right below the sucker 3, a spring 5 is fixedly connected to the lower end of the printing paper 4, and a supporting plate with the same specification as the printing paper 4 is fixedly connected to the upper end of the spring 5. Lower extreme fixedly connected with paper frame 6 of spring 5, the right side of rightmost sucking disc 3 is provided with down baffle 7, is provided with dog 8 directly over baffle 7 down, and the downside of going up dog 8 rotates and is connected with gyro wheel 9, and the left part of going up dog 8 is the arc, and has seted up the arc wall corresponding with gyro wheel 9, and the left part of going up dog 8 can guarantee that printing paper 4 is not folded for the arc. A conveying channel 10 is fixedly connected at the right end between the lower baffle 7 and the upper baffle 8.

The front end sliding connection of carousel 1 has dead lever 11, and the one end of dead lever 11 just is at carousel 1 fixedly connected with annular resistor 1101, and carousel 1 and annular resistor 1101 are coaxial to guarantee that metal ball 201 and annular resistor 1101 contact, lower baffle 7, last dog 8, gyro wheel 9 and dead lever 11 all connect on the inner wall of printing machine. The rear end fixedly connected with pivot 12 of carousel 1, the bottom surface of sucking disc 3 and sliding connection have sliding plate 13 in spout 302, rectangular channel 1301 has been seted up at sliding plate 13's middle part, sliding plate 13's middle part and at the inside coil 1302 that is provided with of rectangular channel 1301, the inboard of rectangular channel 1301 and the equal fixedly connected with permanent magnet 1303 in both sides around rectangular channel 1301, permanent magnet 1303 is symmetrical about rectangular channel 1301, thereby the atress is even when guaranteeing that sliding plate 13 is closed, the outside of sucking disc 3 and sliding plate 13 is fan-shaped, this point is because the circular shape area is big, thereby be favorable to carrying out the isolation to the air in the suction inlet 301 outside.

The working principle is as follows: the anti-jamming device for printing is shown in fig. 7: the existing printing electromagnetic card paper or vacuum card paper has the contact surface with paper too small, resulting in too poor adsorption force to the paper, thereby making the easy card paper of printing, and too big contact surface again leads to the damage to the paper easily, in order to solve this problem, we have proposed a anti-sticking paper device for printing, and specific work flow is: the rotating disc 1 is driven to rotate by the rotating shaft 12, the rotating disc 1 drives the metal ball 201 to move on the annular resistor 1101 by the rotating rod 2, as shown in the figure two, when the metal ball 201 contacts with the annular resistor 1101, the vacuum pipeline 102 starts to suck air, the vacuum pipeline 102 is communicated with the suction port 301 through the pipeline arranged inside the rotating rod 2, so as to achieve the adsorption of paper, the structure utilizes the communication relation of circuits to control the adsorption of paper, not only has high sensitivity and simple control structure, so as to avoid the problems of high cost and inconvenient maintenance caused by too many transmission mechanisms, simultaneously, when the metal ball 201 contacts with the annular resistor 1101, the circuits of the coils 1302 in the sliding plate 13 are closed, and the two coils 1302 generate opposite magnetic fields, so as to achieve that the sliding plate 13 moves in the reverse direction, the structure increases the outer side area around the suction port 301, so that the air in the suction port 301 is more thoroughly isolated from the external air, therefore, the problem that the existing paper jamming device is poor in paper adsorption force is solved. Through lower baffle 7 and last dog 8 and gyro wheel 9, can flatten the paper that slides from suction inlet 301, further carry and print in the printing mechanism to the quality of paper printing has been improved.

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.