CN218535993U

CN218535993U - Deviation rectifying mechanism of double-sided printing machine

Info

Publication number: CN218535993U
Application number: CN202222328211.0U
Authority: CN
Inventors: 邵娟; 梁庆余; 陈代立
Original assignee: Qingdao Fengkai Digital Printing Co ltd
Current assignee: Qingdao Fengkai Digital Printing Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-02-28
Anticipated expiration: 2032-08-31

Abstract

The utility model belongs to the technical field of the printing machine technique and specifically relates to a deviation correcting mechanism of double side printing machine, including pillar and box, the bottom and the pillar fixed connection of box, the surface rigid coupling of box has the upstand, the spout has been seted up to the inside of box, spout and screw nut sliding connection, the inside of box is equipped with the deviation correcting mechanism, the outer wall of upstand is equipped with moving mechanism. Thereby drive the second gear rotation through the motor in the mechanism of rectifying, thereby the second gear drives the lead screw rotation and drives lead screw nut to the reverse direction removal of paper skew, thereby lead screw nut drives the connecting plate and removes and drive the notch board and remove, thereby the notch board drives the regulating roller and removes and drive the paper and get back to initial position, thereby set up first gear and second gear and replace original synchronizing wheel and bring the process of rectifying of carrying out the paper in step, the condition that does not appear skidding, can not influence the quality of two-sided printing machine printing paper.

Description

Deviation rectifying mechanism of double-sided printing machine

Technical Field

The utility model relates to a printing machine technical field specifically is a perfecting press's mechanism of rectifying.

Background

Modern printing presses typically consist of mechanisms for plating, inking, stamping, feeding (including folding), etc. The principle of the method is that characters or images to be printed are made into a printing plate and then arranged on a printing machine, ink is coated on the positions, where the characters and the images are arranged, of the printing plate by a worker or the printing machine, and then the characters and the images are directly or indirectly transferred to paper or other printing stocks (such as textiles and metal plates), and paper printed on two sides is easy to shift in the printing process.

For example, the offset correction mechanism of the printing machine with the publication number of CN215551758U comprises a platform, a detection mechanism, an adjustment mechanism and a transmission mechanism, wherein the detection mechanism is arranged on one side of the platform, and the adjustment mechanism is arranged on the top of the side, far away from the detection mechanism, of the platform, but when the offset correction mechanism of the double-sided printing machine is used, a lead screw is driven to rotate through a synchronizing wheel and a synchronizing belt, so that the offset correction process of printing paper is performed;

when detecting printing paper, detection device is rigid, can only detect paper of the same width, and when the paper of smaller width is printed by the duplex printing machine, the paper of smaller width deviates, and the detection device can not find the deviation of the paper in time, and can not correct the paper in time, thereby reducing the application range of the duplex printing machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a deviation correcting mechanism of double side printing machine is in order to solve the quality of the influence double side printing machine printing paper that proposes in the above-mentioned background art and the problem that has reduced double side printing machine's application scope.

In order to achieve the above purpose, the utility model provides a following technical scheme:

the utility model provides a perfecting press's mechanism of rectifying, includes pillar and box, the bottom and the pillar fixed connection of box, the surface rigid coupling of box has the upstand, the spout has been seted up to the inside of box, spout and screw nut sliding connection, screw nut's top rigid coupling has the connecting plate, the inside of box is equipped with the mechanism of rectifying, the outer wall of upstand is equipped with moving mechanism.

Preferably, the mechanism of rectifying includes motor and diaphragm, the motor passes through the motor cabinet rigid coupling on the surface of diaphragm, the diaphragm rigid coupling is on the outer wall of pillar, the output shaft and the first gear fixed connection of motor, first gear meshes with the second gear mutually, the second gear rigid coupling is on the outer wall of lead screw, the both ends of lead screw all are connected with the box rotation through the bearing.

Preferably, the lead screw is in threaded connection with the lead screw nut.

Preferably, the surface of the connecting plate is fixedly connected with a concave plate, and an adjusting roller is arranged in the concave plate.

Preferably, the moving mechanism comprises a handle and a worm, the handle is fixedly connected to the end of the worm, the worm is rotatably connected with the vertical column through a bearing, the worm is meshed with a worm wheel, the worm wheel is fixedly connected to the outer wall of the pin shaft, the pin shaft is rotatably connected with the vertical column, a third gear is fixedly connected to the outer wall of the pin shaft, the third gear is meshed with the rack, and the rack is slidably connected with the vertical column.

Preferably, the worm is rotationally connected with the L-shaped rod through a bearing, the L-shaped rod is fixedly connected to the outer wall of the vertical column, and the surface of the rack is provided with the infrared inductor.

The utility model provides a pair of perfecting press's mechanism of rectifying, beneficial effect lies in: thereby drive the second gear rotation through the motor in the mechanism of rectifying drives first gear, thereby the second gear drives the lead screw rotation and drives lead screw nut to the reverse direction removal of paper skew, lead screw nut slides in the spout, thereby lead screw nut drives the connecting plate and removes and drive the notch board and remove, thereby the notch board drives the regulating roller and removes and drive the paper and get back to initial position, set up first gear and second gear and replace original synchronizing wheel and bring the process of rectifying of carrying out the paper in step, the condition of skidding does not appear, can not influence the quality of two-sided printing machine printing paper.

Thereby it rotates to drive the worm through the handle among the moving mechanism, thereby the worm wheel drives the round pin hub and rotates and drive third gear revolve, thereby the third gear drives the rack and removes in the upstand, remove infrared inductor to the edge of the paper of treating being printed, the device lets infrared inductor carry out the removal about, can detect the paper of different a width, generating device skew that can be timely, in time rectify a deviation, application scope is more extensive.

Drawings

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

FIG. 2 is a schematic structural diagram of the present invention outside the FIG. 1;

FIG. 3 is a schematic view of the moving mechanism of FIG. 1;

FIG. 4 is an enlarged view of the structure at A in FIG. 1;

fig. 5 is an enlarged schematic view of B in fig. 1.

In the figure: 1. the device comprises a support column, 2, a box body, 3, a deviation rectifying mechanism, 301, a motor, 302, a transverse plate, 303, a first gear, 304, a second gear, 305, a screw rod, 4, a screw rod nut, 5, a connecting plate, 6, a concave plate, 7, an adjusting roller, 8, a vertical column, 9, a moving mechanism, 901, a handle, 902, a worm, 903, a worm wheel, 904, a third gear, 905, a rack, 9a1, a graduated scale, 9a2, a limiting block, 10, an L-shaped rod, 11 and an infrared inductor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, the present invention provides a technical solution: a deviation rectifying mechanism of a double-sided printing machine comprises a supporting column 1 and a box body 2, wherein the bottom of the box body 2 is fixedly connected with the supporting column 1, a vertical column 8 is fixedly connected to the surface of the box body 2, a sliding groove is formed in the box body 2 and is in sliding connection with a lead screw nut 4, a connecting plate 5 is fixedly connected to the top of the lead screw nut 4, a deviation rectifying mechanism 3 is arranged in the box body 2, a moving mechanism 9 is arranged on the outer wall of the vertical column 8, when paper deviates during printing, an infrared inductor 11 with one end irradiates an adjusting roller 7, the infrared inductor 11 starts a motor 901, the type of the motor 901 is selected according to actual requirements to meet the requirement, the motor 901 is connected with an external power supply, the deviation rectifying mechanism 3 comprises a motor 301 and a transverse plate 302, motor 301 passes through the surface of motor cabinet rigid coupling at diaphragm 302, the diaphragm 302 rigid coupling is on the outer wall of pillar 1, motor 301's output shaft and first gear 303 fixed connection, motor 901 drives first gear 303 thereby drive second gear 304 and rotate, first gear 303 meshes with second gear 304 mutually, second gear 304 rigid coupling is on the outer wall of lead screw 305, the both ends of lead screw 305 all rotate with box 2 through the bearing and are connected, lead screw 305 and 4 threaded connection of screw nut, thereby second gear 304 drives lead screw 305 and rotates and drive the reverse direction removal of screw nut 4 to the paper skew, when first gear 303 rotates the half-turn, second gear 304 rotates the round, the drive ratio is 1:2, accelerating the process of paper deviation correction;

thereby drive first gear 303 through the motor 901 among the mechanism of rectifying and drive second gear 304 and rotate, thereby second gear 304 drives lead screw 305 and rotates and drive screw nut 4 and move to the opposite direction of paper skew, screw nut 4 slides in the spout, thereby screw nut 4 drives connecting plate 5 and removes and drive concave plate 6 and remove, thereby concave plate 6 drives adjusting roller 7 and removes and drive the paper and get back to initial position, set up first gear 303 and second gear 304 and replace original synchronizing wheel and bring the process of rectifying of carrying out the paper in step, the condition of skidding does not appear, can not influence the quality of two-sided printing machine printing paper.

Referring to fig. 1, 3 and 5, a concave plate 6 is fixedly connected to the surface of a connecting plate 5, a lead screw nut 4 slides in a sliding groove, the lead screw nut 4 drives the connecting plate 5 to move so as to drive the concave plate 6 to move, the concave plate 6 drives an adjusting roller 7 to move so as to drive paper to return to an initial position, an infrared sensor 11 at one end is aligned with the edge of the paper to be printed again, the adjusting roller 7 is installed inside the concave plate 6, the paper to be printed is firstly attached to the adjusting roller 7, a moving mechanism 9 comprises a handle 901 and a worm 902, the handle 901 is fixedly connected to the end of the worm 902, the handle 901 drives the worm 902 to rotate so as to drive a worm wheel 903 to rotate, the worm 902 is rotatably connected with a vertical column 8 through a bearing, the worm 902 is meshed with the worm wheel 903, the worm 903 is fixedly connected to the outer wall of a pin shaft, the pin shaft is rotatably connected with the vertical column 8, a third gear 904 is fixedly connected to the outer wall of the pin shaft, the worm wheel 903 drives the pin shaft to rotate so as to drive the third gear 904 to rotate, the third gear 904 is meshed with the rack 905, the third gear 904 drives the rack 905 to move in the vertical column 8, the infrared sensor 11 is moved to the edge of paper to be printed, the rack 905 is in sliding connection with the vertical column 8, the worm 902 is in rotating connection with the L-shaped rod 10 through a bearing, the L-shaped rod 10 is fixedly connected to the outer wall of the vertical column 8, the infrared sensor 11 is mounted on the surface of the rack 905, the type of the infrared sensor 11 is selected according to actual requirements, and the operation can be met, the two infrared sensors 11 are aligned with the edge of the paper to be printed through a moving mechanism, the infrared sensors 11 are not too much explained in the prior art, the infrared sensors 11 are electrically connected with the motor 301, and the infrared sensors 11 control the motor 301 to rotate;

thereby handle 901 through among the moving mechanism drives worm 902 and rotates and drive worm wheel 903 and rotate, thereby worm wheel 903 drives the round pin axle and rotates and drive third gear 904 and rotate, third gear 904 drives rack 905 and removes in upstand 8, remove infrared inductor 11 to the edge of the paper of treating being printed, the device lets infrared inductor 11 carry out the removal about, can detect the paper of a different width, generating device skew that can be timely, in time rectify, application scope is more extensive.

The working principle is as follows:

firstly, the paper to be printed is attached to the adjusting roller 7, two infrared sensors 11 and the paper edge to be printed are aligned to the adjusting roller through a moving mechanism, the infrared sensors 11 are not excessively explained in the prior art, the infrared sensors 11 are electrically connected with the motor 301, the infrared sensors 11 control the motor 301 to rotate, and when the double-sided printing machine prints the paper, if the paper deviates, the specific deviation rectifying process and the moving process are as follows:

1. moving process:

firstly, starting the infrared sensor 11, then, rotating the handles 901 on two sides by a worker, driving the worm 902 to rotate by the handles 901, driving the worm wheel 903 to rotate, driving the pin shaft to rotate by the worm wheel 903, driving the third gear 904 to rotate, driving the rack 905 to move in the vertical column 8 by the third gear 904, moving the infrared sensor 11 to the edge of paper to be printed, and stopping rotating the handles 901;

2. deviation rectifying process:

when the paper deviates during printing, when the infrared sensor 11 at one end is illuminated on the adjusting roller 7, the infrared sensor 11 starts the motor 901, the motor 901 is connected to an external power supply, the motor 901 drives the first gear 303 to drive the second gear 304 to rotate, the second gear 304 drives the lead screw 305 to rotate so as to drive the lead screw nut 4 to move in the opposite direction of the deviation of the paper, the lead screw nut 4 slides in the chute, the lead screw nut 4 drives the connecting plate 5 to move so as to drive the concave plate 6 to move, the concave plate 6 drives the adjusting roller 7 to move so as to drive the paper to return to the initial position, the infrared sensor 11 at one end is aligned with the edge of the paper to be printed again, the motor 301 is stopped, if the paper deviates in the opposite direction, the motor 301 rotates in the opposite direction, when the first gear 303 rotates half a circle, the second gear 304 rotates a circle, and the transmission ratio is 1: and 2, accelerating the process of paper deviation correction.

Example 2:

referring to fig. 1, fig. 3 and fig. 5, the present invention provides a technical solution: moving mechanism 9 still includes scale 9a1, stopper 9a2, scale 9a1 rigid coupling is on the surface of rack 905, the tip rigid coupling of rack 905 has stopper 9a2, scale 9a1 and upstand 8 sliding connection, rack 905 drives scale 9a1 and slides in upstand 8, rack 905 stopper 9a2 removes, the drive goes to remove both sides infrared inductor 11 when the staff, can adjust according to scale 9a1, make more accurate that infrared inductor 11 removed, stopper 9a2 prevents that rack 905 from on the roll-off upstand 8 when removing.

The working principle is as follows:

rack 905 drives scale 9a1 and slides in upstand 8, and rack 905 stopper 9a2 removes, and when the staff removed both sides infrared inductor 11, can adjust according to scale 9a1, made more accurate that infrared inductor 11 removed, stopper 9a2 prevents that rack 905 from on the roll-off upstand 8 when removing.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a perfecting press's mechanism of rectifying, includes pillar (1) and box (2), the bottom and pillar (1) fixed connection of box (2), its characterized in that: the surface rigid coupling of box (2) has upstand (8), the spout has been seted up to the inside of box (2), spout and screw nut (4) sliding connection, the top rigid coupling of screw nut (4) has connecting plate (5), the inside of box (2) is equipped with deviation correcting mechanism (3), the outer wall of upstand (8) is equipped with moving mechanism (9).

2. The correction mechanism of a perfecting press as claimed in claim 1, characterized in that: mechanism (3) of rectifying includes motor (301) and diaphragm (302), motor (301) are through the surface of motor cabinet rigid coupling at diaphragm (302), diaphragm (302) rigid coupling is on the outer wall of pillar (1), the output shaft and first gear (303) fixed connection of motor (301), first gear (303) mesh mutually with second gear (304), second gear (304) rigid coupling is on the outer wall of lead screw (305), the both ends of lead screw (305) all are connected with box (2) rotation through the bearing.

3. The correction mechanism of a perfecting press as claimed in claim 2, wherein: the lead screw (305) is in threaded connection with the lead screw nut (4).

4. The correction mechanism of a perfecting press as claimed in claim 1, characterized in that: the surface rigid coupling of connecting plate (5) has concave plate (6), the internally mounted of concave plate (6) has dancer rolls (7).

5. The correction mechanism of a perfecting press as claimed in claim 1, characterized in that: moving mechanism (9) are including handle (901) and worm (902), handle (901) rigid coupling is at the tip of worm (902), worm (902) are rotated with upstand (8) through the bearing and are connected, worm (902) mesh mutually with worm wheel (903), worm wheel (903) rigid coupling is on the outer wall of round pin axle, the round pin axle rotates with upstand (8) to be connected, the outer wall rigid coupling of round pin axle has third gear (904), third gear (904) mesh mutually with rack (905), rack (905) and upstand (8) sliding connection.

6. The deviation correcting mechanism of a perfecting press as claimed in claim 5, characterized in that: the worm (902) is rotationally connected with the L-shaped rod (10) through a bearing, the L-shaped rod (10) is fixedly connected to the outer wall of the vertical column (8), and the surface of the rack (905) is provided with an infrared inductor (11).